If I = $\int$ C $( x + y ) d x + ( 2 y + x ) d y$

Multiple Choice

If I = $\int$ C $( x + y ) d x + ( 2 y + x ) d y$ is independent of the path where C is a curve from (0, 2) to (1, 3) , then I is

A) $5 ( e - 1 )$
B) $- 3 ( e + 1 )$
C) $- 3 ( e - 1 )$
D) $3 ( e + 1 )$
E) $3 ( e - 1 )$