(a) Sedimentary rocks
(b) Igneous rocks
(c) Metamorphic rocks
(d) None of these
Ans :- (c) Metamorphic rocks

Explanation :-
Metamorphic rock : Metamorphic is a rock that has changed under high temperature and high pressure.
Exp. Gneiss, marble, quartzite….. etc.
Igneous rock : Igneous rock are formed when hot molten rock (magma) cools and freezes solid.
Exp. Granite basalt, trap, dolomite, gabbro, rhyolite, Diorite.
Sedimentary rock : A type of rock that form when particles from other rock or the remain of plants and animals are pressed and cemented together.
Exp – shale, sandstone, lime stone, conglomerate.