Answer:
A commercial site might have reliable information, you have to be extra careful because commercial sites promote businesses, products, or services, so the content is likely to be biased toward whatever is being promoted. Once you have looked at the overall website, look at who wrote the article you are interested in. The article should include the author’s name, qualifications, and contact information. Consider whether the author is an expert on the subject matter and whether the author is qualified to write about it.
Explanation:
Neither of those were developed to prevent global warming,in both cases that turned out to be one of the many potential positive results if the technology were widely accepted and implemented
<span>Mc Donald’s is a popular fast food restaurant chain in America. Its humble beginning was started by Richard Mc Donald’s last 1940. Today it has been scattered in about 120 countries, with a total of 36,525 Mc Donald branches all over the world. However, drive-throughs are more in demand in the United States that would cause more than a hundred branches to stop its operation.</span>
Hello :)
I believe your answer is a blind spot
Hope this helps