The excerpt that best answers the research question is "In the following 1924 election, voter turnout in Australia climbed to
91%..."
The question focuses on the positive or negative effects of making voting compulsory.
Ideally, the excerpt should explain either the positive or negative consequences of this policy.
Based on this, the best answer is "In the following 1924 election, voter turnout in Australia climbed to 91%..." since this is the only excerpt that shows the effects of this policy in a concrete way.
Note: This question is incomplete because the research question is missing; here is the question:
Learn more about questions in: https://brainly.com/question/12404884