How does respected doctor Henry Jekyll turn into the evil Edward Hyde?

Here is the question :

HOW DOES RESPECTED DOCTOR HENRY JEKYLL TURN INTO THE EVIL EDWARD HYDE?

Here is the option for the question :

• It happens during a full moon
• Chanting in the mirror
• Drinking a serum
• Swapping bodies with a stranger

The Answer:

And, the answer for the the question is :

Explanation:

[STC0015239]. In the novel “The Strange Case of Dr. Jekyll and Mr. Hyde,” the protagonist, Dr. Jekyll, is convinced that he can rein in his darker impulses; however, he is actually leading a double life and frequently transforming into the vile Mr. Hyde. When this unique elixir runs out, Mr. Hyde eventually triumphs over both of Dr. Jekyll’s personalities, rendering him incapable of escaping himself. The gloomy conclusion is the author Robert Stevenson’s way of drawing attention to the dark and deadly aspect of man’s instincts.