Picture (1)represents an Equilibrium Mixture of Solid CaCO₃,solid CaO,and Gaseous

Multiple Choice

Picture (1) represents an equilibrium mixture of solid CaCO₃,solid CaO,and gaseous CO₂,obtained as a result of the endothermic decomposition of CaCO₃.
-Which picture (2) -(4) represents the equilibrium mixture when more solid CaCO₃ is added?

A) picture (2)
B) picture (3)
C) picture (4)
D) All of these