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So who can help me with this question is hard to understand

So who can help me with this question is hard to understand-example-1
User Qwertp
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2 Answers

2 votes
Answer: C
Developing technologies that preserve food
User DanielLC
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3 votes

Answer: C. Developing technologies that preserve food.

Explanation: A. B. and D. all don't really relate to the problem of the question C. is the only one that does

User Aboutaaron
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