The purpose of a persuasive essay is to persuade, to convince. When you believe strongly about something, and want to convince others of your view, you can do it with a persuasive essay. But you must be completely sure of what you believe in. So, a persuasive essay must contain information, citations, quotes, experiences, or examples in order to persuade the audience that what you are saying is logically true.
The type of context clue that the author uses to show the meaning of the word exotic is D. example.
He us saying that he tasted a lot of exotic fruits, and then he moves on to give examples of such fruits, which include mangoes, papayas, and guavas.
Antonym is a word that has the opposite meaning, synonym is a word that has the same meaning, and explanation is self-explanatory.
R- relates to the given sentence.
S- leads into the next topic.
U- further explains and introduces the topic.
Q- explains shortcomings, which only makes sense if it is after sentence U.
T- conclusion.
A rose exposed to the elements.