On a particular Saturday, Tom had planned to paint a room in his house, but his employer gave him the opportunity to work that day. If Tom works, he must hire a painter for $120. For Tom to have a positive cash flow from working and hiring the painter:
a. Tom must earn more than $160 if he is in the 25% marginal tax bracket.
b. Tom must earn at least $160 if he is in the 33% marginal tax bracket. c. Tom must earn at least $150 if he is in the 25% marginal tax bracket. d. Tom must earn at least $135 if he is in the 15% marginal tax bracket. e. None of the above.