(a) Granite
(b) Marble
(c) Sand stone
(d) Lime stone
Ans : – (b) Marble

Explanation :-
Marble is an example for metamorphic rock.
Metamorphic rocks – Metamorphic rocks are formedigneous or sedimentary rocks as a result of the action
of the earth movement, temperature changes, liquid pressure etc.
• The resultant mass may have a foliated structure
Exp. Marble, Gneiss, quartzite, slate, schist, serpentine etc.
• Non-foliated structure, e.g. Marble.