Evaluate the Differential Is Exact $$\int _ { ( 0,0,0 ) } ^ { ( \pi / 4 , \pi / 20 , \pi / 16 ) } 4 \sin 4 x d x + 5 \sec ^ { 2 } 5 y d y - 8 \cos 8 z d z$$

Multiple Choice

Evaluate. The differential is exact.
- $$\int _ { ( 0,0,0 ) } ^ { ( \pi / 4 , \pi / 20 , \pi / 16 ) } 4 \sin 4 x d x + 5 \sec ^ { 2 } 5 y d y - 8 \cos 8 z d z$$

A) 1
B) 0
C) 4
D) 2