Assertion (A) : The energy gap between the valance band and conduction band is greater in silicon than in germanium.
Reason (R) : Thermal energy produces fewer minority carriers in silicon than in germanium.
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is NOT the correct explanation of A
(c) A is true but R is false
(d) A is false and R is also false