Marco,a Physics Major,and Tim,a Social Work Major,always Take the School

Marco,a physics major,and Tim,a social work major,always take the school bus together.Today the bus was delayed.Tim is going to be late for a midterm,whereas Marco does not have class for the first few hours.While walking from the bus stop,Marco and Tim pass a woman crying on a bench.According to Darley and Batson's Good Samaritan study,how are Marco and Tim likely to behave?

A) Marco is more likely to help the woman, given that he does not have to rush to a midterm.
B) Tim is more likely to help the woman because he will feel especially heroic helping her despite being in a rush.
C) As a social work major, Tim is more likely to help the woman.
D) As a physics major, Marco is more likely to help the woman.