Find the Values of the Variables for Which the Statement

Multiple Choice

Find the values of the variables for which the statement is true, if possible.
- $$\left[ \begin{array} { c c c } - 4 & 8 & \mathrm { x } \\- 5 & \mathrm { y } & - 3\end{array} \right] = \left[ \begin{array} { r r r } \mathrm { m } & 8 & - 7 \\\mathrm { n } & 7 & \mathrm { p }\end{array} \right]$$

A) $\mathrm { m } = - 4 ; \mathrm { x } = 8 ; \mathrm { n } = - 5 ; \mathrm { y } = 7 ; \mathrm { p } = - 3$
B) $\mathrm { m } = - 5 ; \mathrm { x } = 8 ; \mathrm { n } = - 4 ; \mathrm { y } = 7 ; \mathrm { p } = - 3$
C) $m = - 4 ; x = - 7 ; n = 8 ; y = 7 ; p = - 3$
D) $m = - 4 ; x = - 7 ; n = - 5 ; y = 7 ; p = - 3$