please help me with this question

Suppose that a person's wealth is $100,000 and that her yearly income is $50,000. Also suppose that her money demand function is given by M d = $Y(0.20 1') where the interest rate, if, is 10%. If the yearly income increases by $3,000, her demand for bonds: 0 a. Increases by $500 0 b. Decreases by $500 0 c. Increases by $300 0 d. All of the answers here are incorrect 0 e Decreases by $300