Answer:
That there used to be an abundance of plants and animals that lived there. Does this help?
Explanation:
Coal forms from dead things from the past being subjected to high pressure.
1) X
2) B. X
3) the inner planets are the "terrestrial" planets. Which are Mercury, Venus, Earth, and Mars.
Answer: i believe its like this:
The top one is Sugars (C6H12O6)
light energy+CO2-> H2O+O2
