independent influences the dependent
hours worked influences pay
independent=hours worked
dependent=pay
domain is input or hours worked, from 0 to 40
range is ouput or in this cas pay
if work 0 hours, get 0 dollars
if work 40 hours, get 40*12=480
range is from 0 to 480
hours worked, pay, 0 to 40, 0 to 480
C is answer
