2positive effects of cell phones with supporting details

1. Text messaging - you don't have to respond right away.
2. Wireless calling - you can make and receive calls from wherever you are and it is easier to contact people and to stay safe because you can let people know where you are

1. mobile phones are quite useful in studies and business, the mobile phone has become like compulsory gadget. Students can access Internet on their mobile phones while on the go, and thus can get knowledge of any topic they wish to. The business persons can keep updated with the markets up and downs, can stay in touch with their employees and clients.

The answer is d, when mathilde realizes she has lost the necklace. hope this . : ) good luck. ; )