Ms. Grimes is grading student responses for the same math problem. Three student responses are shown. Student A: -(1/2) Student B: 1/-2 Student C: -1/2

If Ms. Grimes’ answer key says the correct answer should be image, which student answer(s) is/are correct? Select the best response below that represents the

A.

Student B and Student C are correct because the negative sign in Ms. Grimes' response means that the negative sign could only be in the numerator or the denominator.

B.

None of the students were correct because Ms. Grimes did not have parentheses in her response and the negative sign was not in the numerator or denominator.

C.

Student A is the only student correct because you cannot have a negative sign in the numerator or denominator and Student A's response closely matches the response of Ms. Grimes.

D.

All the students are correct because each response is equivalent.

(Sorry for making this one long)