Answer:
The correct answer is: A) Asteroid belt.
Explanation:
All of the other events can be explained by colliding worlds in the early solar system but the asteroid belt can't. The asteroid belt originated from the primitive solar nebula as a congregation of planetesimals, which were the precursors of the protoplanets.
The colors on the new flag (adopted 2001) are Blue, yellow, green.
B. when limited resources cannot meet unlimited wants
Hope this helps :)
At collision they push together and then subduction(one plate going to the asthenosphere and becoming magma.).