The answer is B. The oak tree. Autotrophs make their own food.
Answer: Im not good at plants but here:
Explanation:
1. Grow the plant (Seed, Water, Wait for it to grow)
2. Feed it with water and keep it in dirt / soil in the sunlight.
Thats all the advice I have!
The greenhouse effect.
Gases known as greenhouse gases keep heat on Earth, which raises temperatures and causes global warming.
Answer: the answer is photosynthesis
Explanation:
When lava is cooled under ground it becomes granite