Consider the Reaction CaCO₃(s)+ 2HCl(aq)→ CaCl₂(aq)+ CO₂(g)+ H₂O(l)

Consider the reaction CaCO₃(s) + 2HCl(aq) → CaCl₂(aq) + CO₂(g) + H₂O(l) . A driving force for this reaction is

A) formation of a soluble salt.
B) formation of an element.
C) formation of an insoluble gas.
D) formation of a precipitate.
E) none of these.