Final answer:
Using a cell phone while driving is generally considered unsafe and is illegal in many areas, regardless of traffic conditions. The statement in question is false. Hands-free devices should be used instead.
Step-by-step explanation:
The statement 'You may use a cell phone while driving if there is no traffic' is False. It is important to understand that using a cell phone while driving can be dangerous and is illegal in many areas, regardless of traffic conditions. Hands-free devices are recommended to decrease the potential distractions and hazards associated with cell phone use while driving. Laws and regulations on cell phone use while driving vary by location, but generally speaking, the act of using a cell phone without a hands-free device is considered unsafe and is often prohibited.