How did military leaders prevent democracy in Brazil? Check all that apply.

They regulated political parties.
They controlled elections.
They kidnapped dissenters.
They arrested legislators,
They killed dissenters.

Why was the united states motivated to establish the open door policy? a. the policy guaranteed american commerce with china. b. the policy supported the chinese nationalist cause. c. the policy led to a gain of american colonies in asia. d. the policy claimed damages from the chinese.