In MODU drilling operations, the term tripping means __________.

Correct Answer: Option B — hoisting drill pipe out of and returning it to the wellbore

Tripping refers to the mechanical process of removing the entire drill string from the wellbore and subsequently running it back in. This is necessary for bit replacement, logging, or casing operations. Efficient tripping is vital for safety and minimizing non-productive time during MODU drilling activities.