Question

(d) Why is a mobile called 'all in one'?​

Answer 1

Answer:

Because it is too useful if we use it in a good manner. By this we can study too many subjects.Therefore a mobile called all in one.

Answer 2

This is bcoz nowadays a mobile has all the features which were performed by different devices in the olden days
Mobile helps in connecting with people in different parts of world. It also helps in messaging playing games etc
Hope u found this helpful pls mark this the brainliest