The sentence that states a central idea of the passage called the moving experience is option A which is Focusing on what is absent makes it difficult to notice what is present.
<h3>What is topic sentence?</h3>
Topic sentence refer to tye central idea or main idea of a passage which gives the background information about the passage. From the answer, it given what the main point is and what we can deduced as the basis of the write up.
Therefore, The sentence that states a centralidea of the passage called the moving experience is option A because it gives the background information about the sentence.
Explanation: because he said that you just have to see two to three feet ahead of you and what he means by that is just move three or two steps ahead from the past