Multiply and Simplify, If Possible $( \sqrt { 5 } + 2 ) ( \sqrt { 5 } - 6 )$

Multiple Choice

Multiply and simplify, if possible. $( \sqrt { 5 } + 2 ) ( \sqrt { 5 } - 6 )$

A) $4 + 7 \sqrt { 5 }$
B) $7 + 4 \sqrt { 5 }$
C) $7 - 4 \sqrt { 5 }$
D) $- 7 - 4 \sqrt { 5 }$
E) $- 7 + 4 \sqrt { 5 }$