Jennifer uses rainwater from a barrel to water her garden. The diagram shows the amount of water she used during a 4-day period. Which of the following is closest to the fraction of a full barrel of water that Jennifer used per day?

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done