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How did scientists address the concern described in paragraph 14?

A : They removed an ice core from the lake to study it.
B : They applied chemicals to melt ice and keep the borehole open.
С : They obtained a water sample with clean technology
D : They found sediment at the bottom of the lake.

How did scientists address the concern described in paragraph 14? A : They removed-example-1
User CBaker
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2 Answers

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B? I think I’m not too sure tho
User CragMonkey
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Answer:

the answer is B

Step-by-step explanation:

they applied chemicals to melt ice and keep the borehole open

User Jon Gilkison
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