Final answer:
The correctly written sentence is 'A. She cleans her house for nearly three hours a day.' The review questions require proper comma placement for clarity and grammatical accuracy.
Step-by-step explanation:
The sentence that is written correctly is A: She cleans her house for nearly three hours a day. This sentence is clear and the adverb 'nearly' properly modifies the duration of time she spends cleaning.
Review Questions
For the provided sentences, correct comma placement is as follows:
I finally found my keys, and I got to work just in time.
Mrs. Contreras threw out her old coffee table and cleaned the carpet.
Taking the elevator to the roof, we hoped we could see the skyline and the bay.
Though Susan wasn't feeling well, she went to the store anyway and bought ice cream, pizza, and candy.
I let my neighbor borrow my phone because she said hers was tapped by the police.