39th B.P.S.C. (Pre) 1994

My clock is 3 minutes behind on Monday at 2 PM and 5 minutes ahead on Wednesday at 2PM. When did it show the right time?

aTuesday at 6 am
bTuesday at 8 am✓ Correct
cWednesday at 4 am
dWednesday at 8 am
general-mental-ability