What isolates the interior of an oil/gas well from the
surrounding rock and fluids?
a, Drill cuttings
b, Drilling mud
c, The blowout preventer
d, Cemented casing
surrounding rock and fluids?
a, Drill cuttings
b, Drilling mud
c, The blowout preventer
d, Cemented casing
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Answer:
d
Explanation:
well idk the reason but d is right that's what I think