Table of Values

x y
1 15
2 215
3 415
4 615

Which recursive formula is represented by the sequence shown on the table?
Responses
A an = an - 1 + 15a n = a n - 1 + 15
B an = an - 1 - 15a n = a n - 1 - 15
C an = an - 1 + 200a n = a n - 1 + 200
D an = an - 1 - 200a n = a n - 1 - 200
E an = an - 1 - 200a n = a n - 1 - 200