On Tuesday, Gloria spent 25 minutes running. She rode her scooter for 20 minutes and then read a book for 10 minutes. Gloria then fixed herself a snack. She started fixing herself a snack at 3:30 p.m.    What time did Gloria start her run?   A. 2:25 p.m.   B. 2:35 p.m.   C. 3:55 p.m.   D. 4:25 p.m.