What are the clue words to know if a sentence is simple, compound, or complex compound

How did critics view the judicial reform bill under roosevelt? they thought that it would weaken the presidency and strengthen the court. they felt that it was an attempt to gain influence on the supreme court. they viewed it as a way to take power away from the government and give it to the people. they thought that it would bring an end to the programs created by the new deal.

Nationalism led to major conflicts following world war i, especially when:

56: 58 the assembly line was a system through which items were mass-produced in a flow.