Sound reasoning is essentially a valid argument/claim with evidence to back it up. The argument needs to be written based on true premises and logical fallacies shouldn't be present. A sound argument typically requires an explanation to back up a clear message. A mix of ethos, pathos, and logos are present in a sound argument.
If the options are:
<span>A. lengthy notes the author makes
B. explanatory information in a story
C. the conclusion of most tragic fiction
D. footnotes at the bottom of the page
Then the answer is B. explanatory information in a story. The main purpose of an expository text is to educate the reader, provide additional information about the topics. For example, we will always take a dictionary to look up a word, or encyclopaedia to inform ourselves in more detail.</span>
Answer: A B C
Explanation: I don’t know what D means