Multiple Choice
The cross section below simplifies the groundwater sources in a county in a Midwest state. Which rock unit the potential for the worst groundwater production?
A) Point A
B) Point B
C) Point C
D) Point D
Correct Answer:

Verified
Correct Answer:
Verified
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Q19: Read the following passage taken from http://www.nwrc.usgs.gov/about/5-year-plan.htm.<br>Think
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