There are electrical appliances like heaters , fans refrigerators and coolers .These run on electricity supplied to our homes from the power station through the mains .There is another set appliances that runs on cells , like torches , toys , alarm clocks and mobile phones . You can easily handle appliances that run on cells .However , you may get bad shock if you touch an electrical socket or a live wire attached to the mains . Safety measure to avoid shock from an electric circuit is

Options

A. plastic insulation over live wire
B. earthing of the heavy load instruments
C. using rubber gloves and shoes while working
D. All of these

Answer

D

Explanation

All of these are the safety measures to avoid an electric shock from an electric circuit .