When the Following Redox Equation Is Balanced with Smallest Whole

When the following redox equation is balanced with smallest whole number coefficients, the coefficient for nitrogen dioxide will be __________. I₂(s) + HNO₃(aq) → HIO₃(aq) + NO₂(g) + H₂O(l)

A) 1
B) 2
C) 4
D) 10
E) None of these choices are correct.