A meteroite is a meteor that struck earth
a meteorode is a small rock in space that could eventually turn into a meteor
asteroids are a cluster of meteors
comets are icy meteors, seeing that the oort cloud is mostly ice i would say that the answer is comets.
The number used. the answer should be the same, either both 10 or both 100 or something along those lines. it doesn’t give you an accurate or fair comparison between the two.
Answer:
If you're on EDGE 2021, it's NOT D.
I think it's A.
Answer: The correct answer is: They compete with already present animals for sources of food.
Hope this helps! :)
Explanation: