Why did a group of people, possibly aristocrats, plot and execute a plan to assassinate Rasputin?

They sought to end his attempt to usurp power from Czar Nicholas II.

They sought to end his attempt to revolutionize the Greek Orthodox Church.

They sought to limit his influence over the Czar and his family.

They believed that Rasputin's influence over the Czarina Alexandra was leading to poor decisions and weakening the Russian monarchy.