Need asap i will mark whoever answers first brainliest ( picture included)

The answer is A, it is the scientists belief that there was a massive Colum of dust in the beginning. It formed to make the sun as its central mass and some of it aligned around the central mass of sun. And the gravitational pull of the mass kept the planets revolving around the sun.

answer; i believe the answer is (25%)plz check first good luck;