The chart shows the results of surveys in one African country asking teenagers the main reasons for using their phones between 2016 and 2019. Summarise the information by selecting and reporting the main features, and make comparisons where relevant.

The four given pie charts below provide information on the main reasons for the phone usage of teenagers in one country in Africa over a time period of 4 years. The data reveals that social network is the main reason for teenagers to use their phone, while phone calls play a minor important role when […]