12. Which of the 18 powers of Congress listed gives them the authority to make any laws that are "necessary and proper" for
the government? Give the number.

When president johnson vetoed a law that would extend the freedmen’s bureau, congress reacted by supporting the veto and closing the freedmen’s bureau. writing a new law to show support for the black codes. overriding the veto and expanding the agency’s powers. drafting a law to prevent african americans from voting.