What was the main benefit of slavery to governments in the colonies?

Don’t mind the already marked answer but taking it now

Which of the following arguments decided the debate over using the atomic bomb against japan in 1945? using the bomb would destroy the armaments still available to japanese forces in japan. using the bomb would demonstrate the power of the united states to the entire world. using the bomb would shorten the war and avoid heavy casualties among invading troops. using the bomb would enable allied forces to invade and take over the japanese mainland

Which of these was not a part of the english bill of rights? people could bear arms. monarchs could create taxes. monarchs could not suspend laws. free speech was ok in parliament.