Anil started from city Y to city X at 4:20 am. He traveled at the speed of 70 km/h in the initial 1 hour 30 minutes. After that he reduced his speed by 50 km/h. If the distance between both the cities is 240 km, then at what time anil started?

A

7.25 AM

B

10.24 AM

C

8.32 AM

D

9.45 AM