The solution is not given in the advanced materials. Please help withe solution and reason.

“Industrialization and modern methods of insect control have improved the standard of living around the globe while at the same time they have introduced some 100,000 dangerous chemical pollutants, having gone virtually unregulated since they were developed more than 50 years ago. A. while at the same time they have introduced some 100,000 dangerous chemical pollutants, having B. while at the same time introducing some 100,000 dangerous chemical pollutants that have C. while they have introduced some 100,000 dangerous chemical pollutants at the same time, which have D. but introducing some 100,000 dangerous chemical pollutants at the same time that have E. but at the same time introducing some 100,000 dangerous chemical pollutants, having “

Expert Asked on August 11, 2017 in Sentence Correction.
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2 Answer(s)

Please refer to the below link for the explanation.

https://crackverbal.com/forum/threads/answer/re-adv-doc-set-2-q46-10/

Hope that helps.

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Hi Ryan,

Can you please post this question little bit more clearly ?

It is very difficult to read the question, in the current form.

Also, I understand, solution for this question is missing in the Advance docs, but can you please be little bit specific whats your reasoning for the question and also if possible mention what you didnt understand in the question ?

That way, we can help you better.

Thanks for your understanding

Expert Answered on August 11, 2017.

“Industrialization and modern methods of insect control have improved the standard of living around the globe while at the same time they have introduced some 100,000 dangerous chemical pollutants, having gone virtually unregulated since they were developed more than 50 years ago.

A. while at the same time they have introduced some 100,000 dangerous chemical pollutants, having

B. while at the same time introducing some 100,000 dangerous chemical pollutants that have

C. while they have introduced some 100,000 dangerous chemical pollutants at the same time, which have

D. but introducing some 100,000 dangerous chemical pollutants at the same time that have

E. but at the same time introducing some 100,000 dangerous chemical pollutants, having “

 

In the above question both the things happened at the same time. So C should be the solution.

on August 13, 2017.
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