What is the main purpose of a thought bubble in a graphic novel?

Question

It displays authentic dialogue.
It shows what the characters say.
It gives background information.
It illustrates internal dialogue.

Answer 1

The main purpose of a thought bubble in a graphic novel is to illustrate internal dialogue. Thought bubbles typically represent a character's thoughts or unspoken reflections, differentiating them from spoken dialogue, which is usually contained within speech balloons.