Explanation:
•Mahabharata testifies that Audumbaras were descendants of Vishwamitra who founded the gotra of the Kaushika group.
•Panini a great Sanskrit scholar who lived most probably in 5 century B.C. has also made mention about Audumbaras, along with the people of Jalandhara is his Ganapatha.
•Their coins have been found in Kangra, Jwalamukhi, Pathankot, Gurdaspur and Hoshiarpur regions.

Explanation: Mohammed bin Tughlaq invade Kangra fort and captured it in 1337.Prithvi Chand was Raja of Kangra that time.
Feroz Shah Tughlaq besieged the Kangra fort in 1365 A.D. Rup Chand was Raja of Kangra that time.This expedition of kangra and siege of Nagarkot has been referred both in “Tarik-i-Firoz Ferishta and in the “Tarikh-i-Firoz Shahi”.
Raja Megh Chand succeeded to Kangra throne in 1398 A.D.During his regime Timur invaded India in 1398-99 A.D. A reference to Nagarkot occurs in Timur’s memoirs called ‘Malfuzat-i-Timuri’.

Explanation: Badr Chach in his ‘Qasaid-i-Badr-i-Chach gives some verses of penetration of Turkish forces in the Kangra hills, during Tughlaq period.

Explanation: The earliest 87 punch marked coins found from Arki, out of which 25 coins are preserved in Bhuri Singh Museum,Chamba and 12 are kept in State Museum,Shimla.
21 coins from Apollodotus found in Tappa-Mewa village in Hamirpur district.
31 coins found from Jwalamukhi in Kangra district. Some Indo-Greek coins found in Lachori and Sarol villages of Chamba district. The coins include the periods of Manender, Antimachus, and Appolodotus.

Explanation: Statement iii is wrong as this manuscript is written in Bhoti language.

Explanation: Fossilised specimen found in H.P belonging the primate Krishnapithecus ,an independent family within the extinct primates Pliopithecines were discovered 100km northwest of Shimla in 1980. In April 2017, scientists discovered two infant lower molar teeth belonging to Krishnapithecus, a nine-million-year-old ape-like creature, in Haritalyangar, Himachal Pradesh, India. The teeth were found during an excavation in the Shiwalik hills region, about 120 kilometers northwest of Shimla. The teeth are un-erupted and still forming in the lower jaw, with fully formed crowns but no root formation. One specimen is a partial right first molar and the other is a complete left second molar.
Anek R Sankhyan, head of Palaeo Research Society says that this discovery would shed light on evolution of Krishnapithecus,its habits and world it lived in.Since 2010, Dr Sankhyan has made a number of discoveries in Bam-Hatwar area in the Seer khad.He has found more than 300 implements of different sizes and shapes belonging to Bermulean stone age.

Explanation: The Kolis, also known as Mundas were earliest and original migrants to Himachal hills.Their powerful king was ‘Shambara’ who had 99 forts in the hills between Yamuna and Beas rivers.
The Mongoloid people called ‘Bhotas’ and ‘Kiratas’ came around 3rd millenium B.C and at present settled in highest region of H.P.They were second race to enter here.
The ‘Aryans’ or ‘Khasas’ were the third race to enter the Himalayan regions from North via Kashgir to Kashmir and settled in mid-mountains from Kashmir to Nepal.Their language closely aligned with Sanskrit is known today as ‘Pahari’.