Help answer this World geography question please

The blank theory suggests that the sun, planets, and other celestial bodies of the solar system came from a cloud of dust and gas? a.) condensationb.) steady state c.) big bang d.) nebular

How did the lab activities you answer the lesson question: what effect does plate movement have on geologic events and structures at earth’s surface? what did you learn from conducting this lab?

Why was the democratic republic of the congo renamed "zaire"