The answer is <span>A. Several of the speakers suggested that much remained to be done.
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I´d say A. Others don´t make much sense in the context.
The correct answer is A. The first paragraph.
Answer:
the given analogy can be referred to the sub-heading-main heading analogy. in the given example, cave is a smaller section of a cavern and a song is a smaller part of a tune. therefore, one is the bigger part and the other is the smaller part.
Explanation: