Answer:
4. When the suffix begins with a vowel, drop the "e" on the main word and add the suffix.
Explanation:
The last one is the best answer because, it concisely discribes the referenced spelling rule in relation to all situations rather than just the one given as an example.
Answer:
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1) N₂ (gas) ; that is, nitrogen (gas) ; (about 78%);
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and:
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2) O₂ (gas) ; that is, oxygen (gas); (about 21%);
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followed by argon, carbon dioxide, and others.
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Answer: It tells readers there is something important happening on that asteroid.
What’s the question?? I am confused!!