Determine whether the following table represents a linear or an exponential function. Explain why or why not.
x:0,1,2,3
y:3,7,11,15
A.
Exponential; all of the x-values have a common ratio and all of the y-values do not have a common difference.
B.
Exponential; all of the x-values have a common difference and all of the y-values have a common ratio.
C.
Linear; all of the x-values have a common difference and all of the y-values have a common difference.
D.
Linear; all of the x-values have a common difference and all of the y-values have a common ratio.