During the Holiday Season Some People Take a Second Job

Multiple Choice

During the holiday season some people take a second job or work more hours. From this we know that:

A) the income effect becomes more powerful than the substitution effect during the holiday season.
B) the substitution effect becomes more powerful than the income effect during the holiday season.
C) the income and substitution effects cancel each other out during the holiday season.
D) people want to spend more time with their family during the holiday season.