What Is the Theoretical Yield of Vanadium, in Moles, That $\rarr$

What is the theoretical yield of vanadium, in moles, that can be produced by the reaction of 1.0 mole of V₂O₅ with 4.0 moles of calcium based on the following chemical reaction
V₂O₅(s) + 5Ca(l) $\rarr$ 2V(l) + 5CaO(s)

A) 1.0 mol
B) 1.6 mol
C) 2.0 mol
D) 0.80 mol
E) None of these