Which TWO identify the same sequence?

Question

Responses
A f(x) = 6x + 4 for x = {1, 2, 3, ...}f(x) = 6x + 4 for x = {1, 2, 3, ...}
B f(x) = 10x + 4 for x = {1, 2, 3, ...}f(x) = 10x + 4 for x = {1, 2, 3, ...}
C a1 = 6 and an + 1 = an + 4 for n = {1, 2, 3, ...}a 1 = 6 and a n + 1 = a n + 4 for n = {1, 2, 3, ...}
D a1 = 10 and an + 1 = an + 4 for n = {1, 2, 3, ...}a 1 = 10 and a n + 1 = a n + 4 for n = {1, 2, 3, ...}
E a1 = 10 and an + 1 = an + 6 for n = {1, 2, 3, ...}

Answer 1

A and C