English morphological rules detail how words relate to other words. Thus, my best assumption would be because BOLDEST is an adjective whereas BOLDLY is an adverb.
Answer:
Explanation:
One way to evaluate the validity of a website to be used in a research paper is its purpose. ... It is also important to understand if the website is objective, and it supports its opinions with data and references, or it is biased, and supports its ideas and information with opinion or data from a single source
Are there any answer options? If not, what is the chapter about?
You can find it in art history books, Wikipedia