I'm not 100% sure on these since I haven't read the excerpt but for the first question, I would go with the first choice or A. Indirect characterization can be shown through speech, actions, dialogue, etc. The character would have to take certain actions to show that they are maintaining discipline.
For the second question, I would choose the first choice or A. A clear description of Dave being morose and irritable would be very direct characterization.
The correct answer should be <span>a. self-assertion.
She considers herself to finally be free now that her husband died. She feels that she has the right to be alone and do what she wants without being neglected.</span>
<h3>The main conflict of this short story is character versus society because it is society that insists upon the continuation of the lottery as a tradition.</h3>