Answer:
The answer to your question is Exponential function
Step-by-step explanation:
To solve this problem I will plot the data
Quadratic function the graph is not of this kind of function, a quadratic function is a parabola. This option is incorrect.
Exponential function is the right answer.
Not a function, this option is incorrect, it we do the vertical line test we can conclude that it is a function.
Linear function, this option is incorrect, the graph of this kind of function is a straight line.