Assertion (A): Multi-staging compression is done only in reciprocating compressors
Reason (R): Reciprocating compressor are used to comprees large pressure ratio at low discharge.
a. Both A and R are individually true and R is the correct explanation of A
b. Both A and R are individually true but R is not the correct explanation of A
c. A is true but R is false
d. A is false but R is true