Choose the letter corresponding to the relation having the above graph or type none if none of the listed relations have the given graph.

A. $\{ (1, y) \mbox { }|\mbox{ } -3 \leq y < 3\}$

B. $\{ (1, y) \mbox { }|\mbox{ } -3 < y \leq 3 \}$

C. $\{ (x, 1) \mbox { }|\mbox{ } -3 < x \leq 3 \}$

D. $\{ (x, 1) \mbox { }|\mbox{ } -3 \leq x < 3 \}$

Answer: