The front airbag must be deactivated when, in the front passenger seat...
A)a pregnant woman is travelling.
B)a forward-facing child restraint device is installed.
C)a rear-facing child restraint device is installed.Correct
# Explanation: Deactivation of the Front Airbag
The front passenger airbag **must be deactivated when a rear-facing child restraint system (car seat) is installed**. This is critical because the deployment of the airbag could cause serious or fatal injuries to the small child during an impact. Rear-facing seats are safer for minors, but the airbag represents an additional risk that must be neutralized.