What Explanation Did the Textbook Favor for the Origin of the Crater

question 32

Multiple Choice

What explanation did the textbook favor for the origin of the crater in Arizona?

• A) an explosion when rising magma encountered groundwater
• B) warping by a rising mass of salt that was later dissolved away to form the crater
• C) collapse of a large cave that contained large crystals of gypsum
• D) impact by a large meteoroid that hit the surface at a very high speed

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