Discuss Forum
1. In the first paragraph,the author most likely mentions the discovery of polar ice caps to suggest that:
- A. Until recently Mars polar ice caps were thought to consist largely of carbon dioxide
- B. Until recently Mars polar ice caps were thought to consist largely of carbon dioxide
- C. Until recently Mars polar ice caps were thought to consist largely of carbon dioxide
- D. Until recently Mars polar ice caps were thought to consist largely of carbon dioxide
Answer: Option C
Explanation:
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