Evaluate the Function at the Given Value of the Independent $$f ( x ) = \sqrt { x + 6 } ; \quad f ( - 2 )$$

Multiple Choice

Evaluate the function at the given value of the independent variable and simplify.
- $$f ( x ) = \sqrt { x + 6 } ; \quad f ( - 2 )$$

A) $1.41$
B) 2
C) $- 2$
D) not a real number