Complete analogous pair - Novice : Learner : : Harbinger : ?

A. MESSENGER

Complete analogous pair - Reluctant : Keen : : Remarkable : ?

A. USUAL

Complete analogous pair - Fog : Visibility : : AIDS : ?

B. RESISTANCE

Choose the correct alternative from the following : - Assertion (A) : Nuclear fusion is used to generate eletricity.
Reason (R) : Nuclear power is not used because it cannot be controlled.

E. BOTH A AND R ARE FALSE.

Complete analogous pair - Water : Convection : : Space : ?

D. RADIATION