By making minimum payments on a credit card, the consumer can

D

Step-by-step explanation:

For square root, the term underneath must always equal 0 or be greater than 0.

For 4x to equal to or be greater than 0 then x has to be

For then x+20 so x

You have to pick the more restrictive of the between x 0 and x-2 and so we must pick D because it is the one which restricts the most values out of the two options when you solve the equation.