The correct answer should be Edith Wharton.
Ellen Glasgow, Ella Cather, and Mary J. Holmes dealt with other topics such as world war 1, slavery, civil war, life in the south, and other things while Edith Wharton wrote about social lives.
Credible would be
Someone who's credible is honest and believable. ... Similar to words like reliable and plausible, credible is an adjective that comes to us from the Latin credibilis, meaning “worthy to be believed.” A credible reputation is often earned through consistent good behavior and an overall trustworthy personality.
excitement. according to apex.