When the Following Equation Is Balanced,the Coefficient of C₃H₈O₃ Is

When the following equation is balanced,the coefficient of C₃H₈O₃ is ________. C₃H₈O₃ (g) + O₂ (g) → CO₂ (g) + H₂O (g)

A) 1
B) 2
C) 3
D) 7
E) 5