From ancient grudge, there is a new mummy...?
The central ideas would be that the author has proved his point that no one in this world was born and reached the top of success without spending enormous time of practice which would be -- 10,000 hours.... His other central idea would be that according to him, as the psychologists look at the careers of the gifted, innate talent plays a smaller role but rule preparation or practice plays a bigger rule to succeed.
Usually, they will take the counterclaim and explain how their claim would be better
https://www.mentalfloss.com/article/70080/6-quirky-ways-improve-brain-function
The answer would be C. There are so many sources for information that are unreliable. For example, if you simply google a research question and pick an article from a magazine with a bad reputation, you may not end up with accurate information. Make sure that the sources you are getting your information from are reliable and factual. :)