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1. কোনটি শুদ্ধ বানান?
- A. Addulatration
- B. Addulatration
- C. Addulatration
- D. Addulatration
Answer: Option D
Explanation:
Adulteration means making something poorer in quality by the addition of another substance. For example, we're working on a new diagnostic test to more rapidly monitor food adulteration
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