The operating temperatures of a single stage Vapour Absorption Refrigeration System (VARS) are : Generator $$90^\circ C$$, condenser and absorber $$40^\circ C$$, evaporator $$0^\circ C$$. If the pump work is negligible, find the ideal COP of this VARS

A

0.94

B

1.4

C

0.84

D

2.4