composition of 1% plain carbon steel after cooling from molten state to 740 C

Question

When 1.0% plain carbon steel is slowly cooled from the molten state to 740⁰C, the resulting structure will contain

        (a) Pearlite and Cementite

        (b) Ferite and Cementite

        (c) Austinite and Ferrite

        (d) Austenite and Cementite

Answer 1

FROM IRON CARBIDE DIAGRAM

OPTION : B