Read the following article and answer the question by choosing from the options.

I ' ve only spoken to him two or three times since he left , so either he 's having a great time or they wo n't let him use the phone in the Mexican prison .

What may be the reason they wo nt let him use the phone ?
Choose from:
- The police may be using a phone that is painted on the wall and not real ..
- The police may need quarters to put in the slot before they can call ..
- None of the above choices ..
- The police may not be able to afford a phone because they are so poor .....A:
None of the above choices .