Answer:
Nebular Hypothesis: According to this theory, the Sun and all the planets of our Solar System began as a giant cloud of molecular gas and dust. Then, about 4.57 billion years ago, something happened that caused the cloud to collapse.
Doris is Coming is a short story about racial inequality in America during the 1960’s. Throughout the story, the reader is able to see how racist attitudes were a part of society, affecting people at work, church, and school.
The second one is grammatically correct
