The average weight of a group of 3 people A, B and C is 70 kg. When joins this group, the average becomes 60 kg. A man E, whose weightis 5 kg more than that of D, replaces A and the average weight of B,C,D and E now becomes 59 kg.What is the average (in kg) of A,D, and E? ( correct the nearest integer )

A

40

B

35

C

30

D

39