Rhetorical Analysis

"As a doctor, I am qualified to tell you that this course of treatment will likely generate the best results."

"The data is perfectly clear: this investment has consistently turned a profit year-over-year, even in spite of market declines in other areas."

"History has shown time and again that absolute power corrupts absolutely."

"After years of this type of disrespect from your boss, countless hours wasted, birthdays missed… it's time that you took a stand."

"If my years as a Marine taught me anything, it's that caution is the best policy in this sort of situation."

"There's no price that can be placed on peace of mind. Our advanced security systems will protect the well-being of your family so that you can sleep soundly at night."

"Private demand for the product has tapered off for the past three years, and this year's sales figures are at an all-time low. It's time to research other options."

What is the rhetorical triangle (rhetorical situation)?