A. See
It's A because, "Right now I will see several porpoises swimming next to our boat." doesn't make any sense. Had seen and will have seen does not make sense, too. Hope this helped you! :)
c. us should polish each part
Personal feelings and a first-person point of view are twi characteristics of an autobiography, a self-written account of the life of oneself. :)
Answer:
The largest use of household water is to flush the toilet, followed by taking showers and baths. Toilets account for nearly 30 percent of an average home's indoor water consumption. Older, inefficient toilets can use as much as three to six gallons per flush.
Explanation:
The author wants the characters that they make to have different characteristic (ie personality traits). Your answer is A. different people in the story.