Evaluate the Following Function at the Specified Value of the Independent

Multiple Choice

Evaluate the following function at the specified value of the independent variable and simplify. $f ( w ) = \frac { - 7 w ^ { 2 } + 20 } { w ^ { 2 } }$ ; $f(0)$

A) 20
B) 0
C) -7
D) 13
E) undefined