To part A the answer is continental drift :D to Part B the answer is Mid-ocean ridges :D Hope I was helpful
I think the correct answer from the choices listed above is option B. A modification of the leaves into the spine in a cactus plant can be seen The spines are modified leaves. It helps defend the plant and also reduce the surface area which helps limit loss of water.
Answer:
Nonrenewable resources are never replaced.
HOPE IT HELPS!
PLS MARK AS BRAINLIEST!!!
Answer:
I think the answer is "Steno's principles".
Explanation:
