Progressives knew that the best way to guarantee nationwide change was to: a. amend the constitution. b. gain voting rights for all citizens of the united states. c. break up trusts and regulate businesses. d. support national strikes and boycotts.

can you add the answers so i can answer for you

germany

explanation:

a rocket engine utilizes collected rocket explosive mass for producing its high-speed propulsive jet. rocket engines are effect engines, achieving thrust in accordance with newton's third law. maximum rocket engines use flaming, although non-combusting methods (such as cold gas thrusters) also exist.