What is (-7)^5 in expanded form?

Question

1.-7*-7*-7*-7*-7
2.-7*5
3.(-7)*7*(-7)*7*-7
4.5*5*5*5*5*5*7
IS IT D

Answer 1

no

x^n = x * x * x * x .......... n times

Answer 2

so it would be A