If \( -8 \leq x \leq 2 \) and \( -4 \leq y \leq 10 \) which of the following represents the range of all possible values of \( x y \) ?

A \( -8 \leq x y \leq 20 \)

B \( -80 \leq x y \leq 32 \)

C \( -32 \leq x y \leq 20 \)