P : which is sold
Q : for its horn
R : the Rhinoceros is hunted by poachers
S : at high prices

The Proper sequence should be:

A. QPSR

B. QRSP

C. RQPS

D. SQPR

Answer: Option C

Solution(By Examveda Team)

The Rhinoceros is hunted by poachers for its horn which is sold at high prices.