The owner of a vehicle equipped with cruise control complains that the cruise control often stops working when driving over a rough or bumpy road. Technician A says that the brake switch may be out of adjustment. Technician B says that a defective servo unit is the most likely cause. Who is right?

A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B

in this image, you can see solar radiation going through ocean water.

no image, but probably absorption

the part of the wave he is travelling on is the crest

when jerome paddle in flowing river towards east the net speed of jerome will increase

so the net speed of jerome will be given as

now the speed of paul will be same as it is given as he is running on the ground

so

so here we can say since the speed of jerome is more so he will win the race

now as we know the distance so the time difference is given as

so jerome will reach first and the time difference will be 203.55 s or 3.4 min