Whats the best way to say your teacher is wrong?

What attitude of the aristocracy is illustrated by lady bracknell's lines in the play?

Ineed asap plzzz why is the mountain goat known as the poor man's cow? a. it is a cheap source of food. b. it is smaller than a cow. c. it looks like a cow.

Read this line from the poem. and while i thus at random rove what effect does alliteration have in this line? a. it emphasizes the unpredictability of the speaker's pursuit of pleasure. b.it makes the speaker seem fair and impartial. c. it adds a lighthearted tone to the speaker's words. d.it contributes to the sorrowful tone of the poem.