Can I have some help with these questions?

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

Which goal was most likely to be supported by both poor peasents and city merchants in the early years of the french revolution? an end to feudal privileges overthrow of the monarchy destruction of the power of the catholic church suppression of the third estate take your time to answer, i'm not in a big rush

Afamous line of latitude is the north pole. true or false