Multiple Choice
What is one possible explanation for the crustal subsidence that created extensive areas of downwarping such as in Michigan and Illinois?
A) Cessation of compression along a convergent plate boundary
B) Cessation of upwelling from a mantle plume
C) Cessation of subduction, with detachment of the descending slab, creates a downward pull in the mantle
D) The crust is extended to maintain a convergent plate boundary where the descending plate is sinking
Correct Answer:
Verified
Correct Answer:
Verified
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