Javon Has 80 Hours Per Week to Allocate Between Labor

Multiple Choice

Javon has 80 hours per week to allocate between labor and leisure. Javon's wage is $8 per hour. Graph hours of leisure per week on the horizontal axis and income per week on the vertical axis. According to the optimal time allocation rule, Javon should allocate his time such that the marginal utility of an additional hour of leisure is:

A) $8.
B) $10.
C) $640.
D) $800.