the answer is her, as in Marie sings better than her.
Answer: "am" is never a "preposition". Rather, "am" is a "first-person, present tense, singular" conjugated form of the verb, "to be" (in English); that takes the subject pronoun, "I".
"am" is a "verb"— and never a preposition.
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I read “Thank you ma’am last year so I could probably help you with it
Answer: Providing directions to the doctors office.
The sentence which most improve the sentence by adding description is this: 'there are plenty of vegetables, flowers, and plants at the community garden where I work. This sentence is descriptive in nature and tell us some of the charactersitics of the place where the speaker works.