What are the Five Pillars of Islam? I need help with 15 and 16

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The crittenden compromise which option explains the role that this legislation played in the buildup to the civil war? it attempted to resolve the complications introduced by the missouri compromise; this to stave off the civil war. it sought to encourage southern diplomats to take their seats in congress so their voices could be heard in government. it proposed six amendments to the constitution aimed at protecting slavery; however, its passage was blocked by congress. it attempted to establish stipulations that made secession from the united states constitutionally legal.

When conducting research for forming a hypothesis, which practice should historians follow?

What was one cause of the decembrist revolt? a. the desire for a constitutional monarchy b. the need for workers’ reforms c. the creation of a new railway line d. the outcome of the crimean war