PLS HELP
Josue is taking a multiple choice test. His grade is given by the equation y=100-5xy=100−5x, where yy represents his final score and xx represents the number of questions he got wrong. What could the number 5 represent in the equation?

A. His score with 0 problems wrong.
B. The change in his score for every one problem he got wrong.
C.The score he would get if he only missed one question.
D.The number of problems on the test.