2. In a relationship between variables, what is the variable called that changes in response to another variable?

A. function
B. input function
C. independent variable
D. dependent variable
3. A lawn care company charges a $10 trip fee plus $0.15 per square foot of x square feet of lawn for fertilization. Which equation represents the relationship?

A. x = 0.10y + 15
B. y = 0.15x + 10
C. y = 10x + 0.15
D. x = 10y + 0.1