The answer for your question is b and c.
Hope this helps:)
Answer:
At its closest, the Sun is 91.4 million miles (147.1 million km) away from us. At its farthest, the Sun is 94.5 million miles (152.1 million km) away. The Earth is closest to the Sun during winter in the northern hemisphere.
Explanation:
Answer:
reproduction growth and development regulation, homeostasis, and energy processing
Explanation:
The layers on the top may be younger, while the bottom layers may be much older.
