The best answer is A) <span>after selecting a topic as a means of getting general information
An encyclopedia entry, or Wikipedia article, is a great resource for getting general information on a topic. You probably won't be able to use to too extensively for citations or for an in-depth understanding of your topic, but you will get a broad survey which can help you to decide if you want to write about it and to have a general idea of it. </span>
The red wavy underlines indicate that they are being flagged for any spelling errors and the green underlines mean they are being flagged for any grammatical errors.
Explanation:
That does not mean they might be incorrect though.