Why did the people in the surrounding areas fear the Aztecs?

Which statement best explains why women's-rights activists were dissatisfied with the fifteenth amendment? they wanted the amendment to guarantee equal civil rights as well as equal voting rights. they felt women should gain the right to vote at the same time emancipated slaves did. they worried that congress wasn't given enough power to protect the rights granted in the amendment. they believed states would be able to use the amendment to increase restrictions on women's political participation.