What is (-m)^-3 n if m=2 and n=-24

3
-3
4
-4

If m = 2 and n = -24, then (-m)^-3 n can be calculated as follows:

(-m)^-3 n
=(-2)^-3 * (-24)
= (-1/2)^3 * (-24)
= -1/8 * (-24)
= 3

Therefore, (-m)^-3 n equals 3 when m = 2 and n = -24. Therefore, the correct answer is 3.