Evaluate the Line Integral of F(x,y) Along the Curve C $$f ( x , y ) = \cos x + \sin y , C : y = x , 0 \leq x \leq \frac { \pi } { 2 }$$

Multiple Choice

Evaluate the line integral of f(x,y) along the curve C.
- $$f ( x , y ) = \cos x + \sin y , C : y = x , 0 \leq x \leq \frac { \pi } { 2 }$$

A) $2 \sqrt { 2 }$
B) 2
C) 0
D) $\sqrt { 2 }$