Write the Complex Conjugate of the Complex Number $- 1 - \sqrt { 7 } i$

Multiple Choice

Write the complex conjugate of the complex number.Then multiply the number by its complex conjugate.​ $- 1 - \sqrt { 7 } i$ ​

A) ​ $- 1 + \sqrt { 7 } i , 100$
B) ​ $- 1 + \sqrt { 7 } i , 8$
C) ​ $- 1 + \sqrt { 7 } i , - 6$
D) ​ $1 - \sqrt { 7 i } , 100$
E) ​ $1 + \sqrt { 7 } i , 8$