Answer:
1. When you are coughing, you must cough in your flexed arm or in your handkerchief
2. The ozone layer will be destroyed or it will be thin
Explanation:
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Answers & Comments
Answer:
1. When you are coughing, you must cough in your flexed arm or in your handkerchief
2. The ozone layer will be destroyed or it will be thin
Explanation: