The following is (are) endothermic reaction
I. combustion of methane.
II. Decomposition of water.
III. Dehydrogenation of ethane to ethylene
IV. Conversion of graphite to diamond

Options

A. (I) and (II)
B. (II) and (III)
C. (III) and (IV)
D. (II), (III) and (IV)

Answer

D

Explanation

(II), (III) and (IV) are endothermic reactions because they proceeds by the absorption of heat.