Calculate the Number of Moles of Iron, Fe, Produced When $\rightarrow$

Calculate the number of moles of iron, Fe, produced when 0.500 moles of carbon monoxide, CO, react with an excess of iron oxide.
Fe₂O₃(s) + 3 CO(g) $\rightarrow$ 2 Fe(s) + 3 CO₂(g)

A) 2.00 moles
B) 1.00 moles
C) 0.750 moles
D) 0.166 moles
E) none of these