Read the following text and answer the question.

A Laptop

    A laptop is a portable device. This portability is very helpful for our work, study and other activities. We do not need complicated cable installations to activate a laptop, and with a laptop, we can do our work anytime anywhere.

    Moreover, a laptop allows us to access the internet in public places which provide free access called hot spot areas. Some people like to use this facility to carry out their tasks.

    Finally, a laptop consumes energy more efficiently than a PC does. This device uses a rechargeable battery as a source of electric energy. So if we prefer using a laptop, it means that we support the government program to save energy.

    That's why a laptop has become very popular recently.

A laptop has become very popular because ____.