Evaluate the Sum Using the Given Information A) 01
B) 0

Multiple Choice

Evaluate the sum using the given information.
- $$\begin{array} { l } x _ { 1 } = 1 , x _ { 2 } = 3 , x _ { 3 } = - 5 , x _ { 4 } = 4 , \text { and } \Delta x = - 0.3 ; f ( x ) = \frac { x } { x - 7 } \\\sum _ { i = 1 } ^ { 4 } f \left( x _ { i } \right) \Delta x \text { (Round to the nearest tenth, if necessary.) }\end{array}$$

A) 0.1
B) 0.6
C) 0.5
D) 0.8