Hemisphere originates from the Greek, and consolidates the prefix hemi-, which means "half" with sphere, or "completely round ball." Hemi-is the prefix, signifying "half of a sphere”.
Prefixes and suffixes are etymological components that are not autonomous words but rather that change the word root's significance. Prefixes are word parts that show up at the beginning of the word or base. Not every term have prefixes; but rather when introduce, prefixes make the significance more particular.
Answer: Irony
Explanation:
Irony is defined as statement or words that are stated to convey the exact opposite meaning or message behind the statement.It is usually used for humor in developing content, sarcastic situation , conveying opposite attitude etc.It does not hurt other person's feeling through verbal statements.
According to the question,Dawson is using irony in verbal form to describes the safe driving incident.He is giving example of traffic cop to convey the opposite message of safe driving importance by inducing humor in his speech.