Answer:
relating to a transitional or initial stage of a process
A historical account or biography written from personal knowledge or special sources.
Earth is the only planet out of the two that can support life. Mars can not. Both Earth and Mars are both planets. Mars is hotter than Earth. Earth has a moon. Both planets are made up of rock. They differ in colours.
This shows that Coco and her mother feel happy to have new neighbors. They like their neighbor.
You're answer would be A because it clearly states the thesis of the paragraph.