Answer:
A) any lighthouse
Explanation:
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The most effect substitution for the underlined word "beacon" in sentence 5 would be the phrase "any lighthouse," as expressed in option A and explained below.
A beacon can be defined as a type of signal usually made of fire or light. A beacon can be used to show people the path somewhere, for example. Taking into consideration that the purpose of a lighthouse is to show ships the way to travel, we can say a lighthouse is a beacon.
With that in mind, we can choose option A as the correct answer. We can substitute "beacon" in sentence 5 for "any lighthouse" without altering the phrase's meaning.
Learn more about substituting words here:
https://brainly.com/question/24335521
