What event led to theodore roosevelt becoming president? a. elections were rigged in several states. b. the election was tied and a re-vote resulted in roosevelt''s presidency. c. president william mckinley was assassinated. d. president william mckinley was impeached.

Which of the following is an example of a concurrent power? a. when a group of states work together to regulate interstate commerceb. when a federal law enforcement agency state policec. when a state creates a treaty with a foreign governmentd. when a local government collects taxes on imports