I just took the test the answer is D-Deposition
Flattening a three-dimensional globe onto a flat surface isn't possible without some distortion. Mercator maps distort the shape and relative size of continents, particularly near the poles. Projections also distort distance, direction, scale and area.
I think the answer is obviously letter D
Answer:
D) The inner portions of the disk are warm from the protostar making the heavy elements remain there.
Explanation: