Assertion : Calcium carbide on hydrolysis gives methane.
Reason : Calcium carbide contains `C_2^(2–)` anion.

Options

A. If both (A) and (R) are true and (R) is the \correct explanation of (A)
B. If both (A) and (R) are true but (R) is not correct explanation of (A)
C. If (A) is true but (R) is false
D. If (A) is false and (R) is true

Answer

D