CORRECT ANSWER is A - 4, B - 3, C - 1, D - 2.Brihat Samhita:Brihat-Samhita is one of the fundamental works of ancient Indian astronomy or Jyotishya.It was written in the 6th century A.D. in nearly 4000 Sanskrit verses by the Varahamihira.Varahamihira was considered a great scientific scholar of mathematics, astronomy and astrology.Mushika-Vamsha:It is a dynastic CHRONICLE composed in Sanskrit in the 11TH century by poet Atula.It narrates the history of the Mushika dynasty which ruled the northern PART of present-day KeralaOther kings mentioned in the composition are Validhara Vikrama Rama, Jayamani and Kantan Karivarman and Chera king Kota Ravi Vijayaraga.Rajatarangini:It is an epic poem that was written in Sanskrit by Kalhana in the year 1148.It has nearly 8000 verses that are spread over eight books.The book is an account of the many royal dynasties that ruled the ancient kingdom of Kashmir.Vikramankadevacharita:It was written by Bilhana in honour of Vikramaditya VI.The book is written in Sanskrit.