Which political challenges did the Democratic Republic of the Congo face after gaining independence? Check all that apply. unfair elections
secession of provinces
dictatorships
military coups
civil war and conflicts

Is revlon performing better or worse than it was the previous day? how do you know?

Brainliestttme : ) what economic changes occurred after world war ii? ( economic boom, baby boom, g. i. bill of rights)

Ascientist performs an experiment where she measures the mass of a piece of metal, pours acid onto the metal, washes the metal, and then re-measures the mass of the metal. the scientist repeats the experiment several times, each time increasing the amount of acid used. the dependent variable in the experiment is the: initial mass of the metal final mass of the metal amount of acid used washing the metal