Answer:d. Neither Technician A nor B
Explanation: A dual stage airbag is an airbag containing two inflators placed inside a single airbag,this type of air is usually installed on the driver's side to protect him incase of accidents.
It is not safe to install a deployed airbag no matter what stage of deployment it is,the risk is high for both the driver and other occupants.
It is better and safer to use a new airbag,the speed of the vehicle does not cause a new airbag to ignite under normal circumstances.