The ultimate hope
P : will force the nations
Q : that the destructive nature of weapons
R : to give up war
S : has not been fulfilled

The proper sequence should be:

A. PQRS

B. PRQS

C. QPRS

D. RSQP

Answer: Option C

Solution(By Examveda Team)

The ultimate hope that the destructive nature of weapons will force the nations to give up war has not been fulfilled.