Final answer:
The question asks about a phrase and its context, and the answer explains that it is from a comedy show. It also provides information on the use of quotations in English.
Step-by-step explanation:
The subject of the question is English and the grade level is High School.
Based on the given options, the correct answer to the question is a) This is a line from a comedy show. The phrase 'It'll make you sound smart!' is commonly used in a humorous context to suggest that using a particular phrase or statement will make someone appear intelligent.
In English, using quotations is a way to provide evidence or examples to support your ideas. Quotations can also be used to showcase the voice or personality of a character in a story or play.