Pat earns $25,000 per year (after taxes), and Pat's spouse, Chris, earns $35,000 (after taxes). They have two pre-school children. Childcare for their children costs $12,000 per year. Pat has decided to stay home and take care of the children. Pat must:

A. value spending time with the children by more than $25,000.

B. value spending time with the children by more than $12,000.

C. value spending time with the children by more than $13,000.

D. value spending time with the children as much as does Chris