When the input to a function is -2,the output is 4. Which statement about this function must be true?

A. an input of -2 has infinitely many possible outputs.
B. an input of -2 has exactly one possible output.
C. an output of 4 has infinitely many inputs.
D. an output of 4 has exactly one input.

11. minitab software was used to find the lsrl for a study between x=age and y=days after arthroscopic shoulder surgery until an athlete could return to their sport. use the output to determine the prediction model and correlation between these two variables. predictor coef se coef t p constant -5.054 4.355 -1.16 0.279 age 0.2715 0.1427 1.9 0.094 r-sq = 31.16%