A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds,all starting at the same point. After what time will they meet again at the starting point ?

A

26 minutes 18 seconds

B

42 minutes 36 seconds

C

45 minutes

D

46 minutes 12 seconds