I'll give you a question, please answer with step-by-step reasoning process.
How might someone feel if they spend time learning about a subject they're very passionate?\nOptions:\n- headache\n- advance\n- gain knowledge\n- form opinions\n- elation

elation
Elation is great happiness and exhilaration.

Someone might feel elation if they spend time learning about a subject, they're very passionate.

.

The answer is elation