Answer: B) Positive tone, allusion.
Explanation: The tone of a text or sentence is the author's or speaker's attitude towards the audience, the subject or even the characters of the text. As we can see the tone in the given excerpt is positive. An allusion is a literary device that consists in making a brief reference to a person, an event (historical, political, cultural, etc), or a place. In the given excerpt the speaker is making an allusion to Pollyanna who was the character of a novel, and who was always optimistic and positive.
Grete Samsa, Gregor's sister, most definitely goes through a "metamorphosis" as does every member of the family. Before Gregor's change, Grete is described as a "useless" daughter. She has taken violin lessons, but she isn't very good. She doesn't leave the house often. She is timid and seemingly afraid of the world.
A simple sentence is consisting of only one clause with a single subject
A compound sentence more than one subject or predicate
A complex sentence contains a subordinate clause or clauses.
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