What electrical safety procedure is described below: if you are going to work on something electrical, you should first disconnect it completely from its electrical source. then you have to make sure that the electricity cannot be reconnected by you or anyone else until it is safe again

cognitive activities are mental processes through which we make sense of the world around us or get to know or experience our environment (internal and external). examples of cognitive activities are reasoning, thinking, perceiving, decision-making, listening, observing,etc.

answer; preoperational(d)