Here's a problem to solve: Cell phone technology allows people to keep in contact with their families when they are away from home. A problem that arises when using cell phones is that they can

Among the 4 following options, which is the correct answer?

- A: be used to send messages.
 
- B: store important information.
 
- C: cause people to be distracted.
 
- D: be used during emergencies.
 