Credentials
Author's professional experience on topic
Expert Testimony
Quoting an expert from a particular field
Evidence
Support from outside credible sources
Statistics
Facts and data represented in numerical form
Cause and Effect
Speaker analyzes reasons for an action, event, decision
Analogy
Comparing two things for the purpose of explaining or clarifying an idea
Diction
Author's word choice
Anecdote
A short story that illustrates or makes a point
Rebuttal
A form of evidence that is presented to contradict or nullify other evidence that has been presented by the opposing side
Repetition
A word or phrase being repeated, two or more times in close proximity, along with new information
Rhetorical Question
A question that's being asked, but doesn't need an answer, used to pose an idea for the audience
Prediction
Forecasting what will happen in the future using reasonable evidence
Logical Appeal
The use of statements, evidence, or other testimony that logically point to the speaker's stance