A consumer spends all of his money on two goods: apples and oranges. The consumer will pay $10 for apples, but only $1 for oranges. Why does the consumer pay more for apples?

1) His marginal utility from apples is higher than his marginal utility from oranges.

2) His marginal utility from oranges is higher than his marginal utility from oranges.

3) The consumer is irrational and simply likes apples better.

4) His total utility is higher from apples than oranges.

5) His total utility is higher from oranges than apples.