In these questions, the 1st and The last sentence of the passage are numbered 1 and 6. The rest of the passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentences and find out which of the four combinations is correct.
1. Poliomyelitis or polio is a serious infection.
P. It often attacks children paralysing them for life.
Q. In the 1950's a vaccine against the disease was introduced.
R. Hence itis sometimes called infantile paralysis.
S. It is caused by a virus.
6. Since then polio has been eliminated to a great extent.

Options

A. PSRQ
B. SPQR
C. SPRQ
D. PRQS

Answer

C

Explanation

SPRQ