The answer is D. Subject: Mary and I
Verb: washed and waxed
I fell down the stairs and no one was home to help me up
The correct answer for the question that is being presented above is this one: "The speaker here is mourning over the death of her lover. It was fifteen years ago but now she is talking about her reaction. She doesn't want to dwell more on reminiscing and remembering her lover, otherwise she will be plunged into depression.