Answer:
D. Gravity.
Explanation:
Gravity is the force that holds objects that attracts objects. Planets are bound to their star because they are attracted to it.
Tilting - Processes such as tilting, folding, faulting, and intrusions of igneousrocks can distort the original strata. Tilted geologic layers were originally horizontal. Sediments will fill in uneven geologic layers. Geologists observe the tilted layer and try to visually reposition it horizontally.
The main reason, which I have read about in some books, is that they do not permit industrial building on those islands, so who would want to live there? It is a very bare bones society.
Volcanic eruptions and/or earthquakes caused by the shifting of tectonic plates
Answer: C
Explanation: Really hope I can help!