Once you have an idea for a research topic, what is your next step? Determine the order of details in your report.
Generate a list of research questions.
Create your opening statement.
Create a list of possible sources.

what you where bleeping things out

what are the options?

climax. is the answer

the correct answer is a.

since in the sentence the word beacon is used as "guide".

lighthouse:

high tower located on the coasts and ports that emits a powerful light at intervals to guide navigators at night.

luminous tower.

beacon synonyms as a guide: lighthouse, north, tower