Critical Reasoning (CR) | Re: In the late nineteenth century, the archaeologist Charles

I still don't really get how to evaluate each statement.

For A, couldn't you argue that it's irrelevant? Sure common sense might tell you the difference in pressure will lead to tunnels collapsing, and so you won't reach those artifacts, but isn't that kind of a far-fetched conclusion?

For D, if you try negating it > Shafts similar to those dug by the celebrated Warren mayNOT be dug on the sea-shore (for whatever reason...) then the conclusion that you can dig these similar shafts in order
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