He told us that
P : and enjoyed it immensely
Q : in a prose translation
R : he had read Milton
S : which he had borrowed from his teacher

The Proper sequence should be:

A. RSQP

B. QRPS

C. RQSP

D. RQPS

Answer: Option C

Solution(By Examveda Team)

He told us that he had read Milton in a prose translation which he had borrowed from his teacher and enjoyed it.