What is the topic in “why read Shakespeare”

Is this personification? "i have played the fox, now i must play the cat of the fable"

What is one way that shakespeare uses source material in othello? to establish lago's jealous natureto describe why lago loves the moor's wifeto illustrate lago's skill on a battlefieldto explain how lago became so close to the moon

Suppose you connect a battery to a small light bulb with a single wire. what do you think will happen? explain your answer.