This passage uses personification. Words cannot actually be stiff or heavy, and they do not need to be pushed out of one's mouth, but these adjectives and actions give the reader a vivid picture of Molly trying to say this words, and struggling greatly to do so.
The correct answer to "Nine out of ten Americans already file their taxes on the Internet. What are you waiting for?" is:
It is a type of Bandwagon fallacy.
The bandwagon fallacy is a fallacy based on the statement that the opinion of the majority is always valid, as if everybody does it, you should do it too.
Comes from latin<em> Argumentum ad populum </em>which literally means "appeal to the people".
Burn it burn it with because it is not working correctly
Explanation:
Everyone enjoyed the celebration
where everyone is indefinite pronoun.
