Rearrange the following sentences and answer the given questions.

A. This accelerated warming, known as Arctic amplification, has drawn significant concern among climate experts.

B. Studies further reveal that if current trends continue, the Arctic could experience ice-free summers within this century.

C. Scientists attribute this rapid ice loss to global climate change, which has intensified over the past few decades.

D. The Arctic region is witnessing an alarming rate of glacier melting due to rising global temperatures.

E. The melting of these glaciers not only raises sea levels but also disrupts marine ecosystems and weather patterns worldwide.

F. Some recent research highlights that the Arctic is warming at least twice as fast as the global average.

G. Therefore, global efforts to reduce greenhouse gas emissions are critical to slow down these changes and protect fragile ecosystems.

Which of the following is the SIXTH sentence after rearrangement?

The correct option is B (Sentence B).

Step-by-Step Sentence Rearrangement:

1. First Sentence (Opening Topic Statement):
Sentence D introduces the main theme: "The Arctic region is witnessing an alarming rate of glacier melting due to rising global temperatures." This establishes the primary context of the passage.

2. Second Sentence (Attributing Cause):
Sentence C directly explains the cause behind this phenomenon: "Scientists attribute this rapid ice loss to global climate change, which has intensified over the past few decades." ("this rapid ice loss" connects directly to the glacier melting mentioned in D).

3. Third Sentence (Elaborating on Warming Rate):
Sentence F provides specific research details: "Some recent research highlights that the Arctic is warming at least twice as fast as the global average."

4. Fourth Sentence (Defining the Concept):
Sentence A builds on F's point: "This accelerated warming, known as Arctic amplification, has drawn significant concern among climate experts." ("This accelerated warming" refers to warming twice as fast as stated in F).

5. Fifth Sentence (Impact/Consequences):
Sentence E explains the broader consequences of this melting: "The melting of these glaciers not only raises sea levels but also disrupts marine ecosystems and weather patterns worldwide."

6. Sixth Sentence (Future Projection):
Sentence B presents further findings on future trends: "Studies further reveal that if current trends continue, the Arctic could experience ice-free summers within this century."

7. Seventh Sentence (Conclusion/Call to Action):
Sentence G concludes the passage logically: "Therefore, global efforts to reduce greenhouse gas emissions are critical to slow down these changes and protect fragile ecosystems."

Final Order of Sentences: D - C - F - A - E - B - G

Looking at the rearranged order, the SIXTH sentence is B.