If the Wages of a CPA Decrease, (I)

If the wages of a CPA decrease, (i)
Her opportunity cost of leisure increases.
(ii)
Her opportunity cost of leisure decreases.
(iii)
Her hours of labor supply may increase.(iv)
Her hours of labor supply may decrease.

A) (i) and (iii) only
B) (ii) and (iv) only
C) (i) , (iii) , and (iv) only
D) (ii) , (iii) , and (iv) only