An uncontrolled flow of gas, oil, or other well fluids into the atmosphere is called a __________.

Correct Answer: Option B — blowout

A blowout is the uncontrolled release of crude oil, gas, or other well fluids from a formation into the wellbore and subsequently into the atmosphere. This dangerous condition occurs when formation pressure exceeds the hydrostatic pressure of the drilling fluid, requiring immediate activation of the blowout preventer (BOP) stack.