Find the Exact Value of the Expression $2 \sqrt { 3 }$

Multiple Choice

Find the exact value of the expression.
-sin 2835°

A) $2 \sqrt { 3 }$
B) $- \frac { \sqrt { 3 } } { 2 }$
C) $- \frac { \sqrt { 2 } } { 2 }$
D) $- \frac { 1 } { 2 }$