Answer:
addition
Step-by-step explanation:
C 64
We are multiplying by 2 each time
1st term is 2
2*2 =4
2nd term is 4
4*2 =8
3rd term is 8
8*2 =16
4th term is 16
16*2=32
5th term is 32
32*2=64
6th term is 64
Answer:b