Perform the Indicated Operation $( \sqrt { 8 } + 2 \mathrm { i } ) ( \sqrt { 8 } - 2 \mathrm { i } )$

Multiple Choice

Perform the indicated operation. Write the result in the form a + bi.
- $( \sqrt { 8 } + 2 \mathrm { i } ) ( \sqrt { 8 } - 2 \mathrm { i } )$

A) $8 - 4 \mathrm { i }$
B) 12
C) $8 - 2 i \sqrt { 2 }$
D) 4