1 : Though the exact dimensions
P : involved in the rocket
Q : and the precise amounts
R : it is clear that such a large scale operation
S : are yet to be ascertained
6 : could not have been possible without the connivance of officials at various levels.

The Proper sequence should be:

A. PSRQ

B. QPSR

C. RQPS

D. SPRQ

Answer: Option B

Solution(By Examveda Team)

Though the exact dimensions and the precise amounts involved in the rocket are yet to be ascertained it is clear that such a large scale operation could not have been possible without the connivance of officials at various levels.