(C) y = x + 2 is your answer.
Plug in random points along the line.
When x = 0
y = (0) + 2
y = 2 (True)
when x = 8
y = x + 2
y = (8) + 2
y = 10 (True)
-----------------------------------------------------------------------------------------------------------------
(C) y = x + 2 is your answer.
-----------------------------------------------------------------------------------------------------------------
hope this helps