Question: A leading factor is the voluntary nature of the existing efforts
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Answer: A leading factor is the voluntary nature of the existing efforts.

Question: Fredholm wrote papers with great care and attention so he produced work of high quality which quickly gained him a high reputation throughout Europe However his papers required so much effort from him that he wrote only a few and in fact his Complete Works in mathematics comprises of only 160 pages
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Answer: Fredholm wrote papers with great care and attention so he produced work of high quality which quickly gained him a high reputation throughout Europe. However his papers required so much effort from him that he wrote only a few and in fact his Complete Works in mathematics comprises of only 160 pages.

Question: Compare two products together can be challenging especially if your products are highly technical WooCommerce this plugin will allow you to set up a system for comparing products easy to grip
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Answer: Compare two products together can be challenging , especially if your products are highly technical . WooCommerce this plugin will allow you to set up a system for comparing products , easy to grip.

Question: In just 20 years 700 million poor people have already escaped extreme poverty
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Answer:
In just 20 years, 700 million poor people have already escaped extreme poverty.