Provide an Appropriate Response A) a = 1, B = 4
B) a =

Multiple Choice

Provide an appropriate response.
- $$\text { Determine the values of constants a and b so that } f ( x ) = a x ^ { 2 } + b x \text { has an absolute maximum at the point } ( 2,4 ) \text {. }$$

A) a = 1, b = 4
B) a = 1, b = 2
C) a = -1, b = 2
D) a = -1, b = 4