Answer:
An error in reasoning.
Explanation:
Logic is defined as reasoning conducted according to the principles of validity.
A fallacy is defined as a mistaken belief.
Therefore, a fallacy of logic would entail that while the person makes what they think is a valid statement, he/she is mistaken based on how their opinion differs from the truth.
Learn more about fallacies, here:
https://brainly.com/question/929678?referrer=searchResults - What best describe fallacies?