When the size of income transfers is inversely related to income, the recipients incentive to earn income will

a.decline, because as recipients earns more, their net income will expand by a smaller amount.

b.increase, because as recipients earns more, their net income will expand by a smaller amount.

c.decline, because as recipients earns more, their net income will expand by a larger amount.

d.increase, because as recipients earns more, their net income will expand by a larger amount.