The thesis is usually at the beginning of the essay. It states what you will talk about in the essay. It's kind of like a preview.
I would say answer A. It fits the best in my opinion.
Answer:
As the stars move across the sky each night people of the world have looked up and wondered about their place in the universe. Throughout history civilizations have developed unique systems for ordering and understanding the heavens. Babylonian and Egyptian astronomers developed systems that became the basis for Greek astronomy, while societies in the Americas, China and India developed their own.
<span>The town has basically given up on the Ewells. They let Bob collect wefare and hunt out of season because the town does not want Ewell's kids to starve.</span>