Mohit went for swimming at 2:30 p.m. and returned back home 31⁄2 hours later. The time he came back home is ______.
A
B
C
D
b
Mohit went for swimming at 2:30 p.m. and returned back home 31⁄2 hours later. The time he came back home is ______.
A
B
C
D