Pls explain it step by step , answer is option c

*3 The Monkey King is trapped between the two hands of the Buddha (Fig b). He can only keep flying at a constant speed of 30 m s" from one of the Buddha's hands to the other along a straight line. He changes his moving direction once he meets the hands. The hands are moving at 10 m s" towards the Monkey King to catch him. At t = 0, the hands are 80 m apart. What is the total distance travelled by the Monkey King from t = 0 to the moment the Buddha's hands meet? 10 m s-1 10 m s Fig b A 30 m B 60 m & 120 m D 240 m