The Marginal Utility Per Dollar That Harold Stratton Receives from Oranges

The marginal utility per dollar that Harold Stratton receives from oranges is greater than the marginal utility per dollar Harold receives from pears. To maximise his utility, what should Harold do?

A) He should acquire more income so that he can afford to buy more oranges and pears.
B) He should reduce his consumption of both oranges and pears so that he can buy a greater variety of goods.
C) He should buy fewer pears and more oranges.
D) He should buy fewer oranges and more pears.