If $F ( x ) = \int _ { x } ^ { - 3 } ( 1 - 2 t ) d t$

Multiple Choice

If $F ( x ) = \int _ { x } ^ { - 3 } ( 1 - 2 t ) d t$ , what is F(0) ?

A) -12
B) 12
C) 9
D) -6
E) 6