What is the slope of the line y=3

A. 3
B. -3
C. 0
D. Undefined

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

Use this graph to find the cost of 6 show tickets

Which graph represents the linear function below? y-4= (4/3)(x-2)