riding my bike down a steep hill
Answer: A
Explanation: Enough comma but not too many and there is a period to end the sentence.
The answer is expository, <span>A memoir is a special kind of </span>autobiography<span>, usually involving a public portion of the author's life as it relates to a person, historic event, or thing. The text is about the personal knowledge and/or experiences of the author.</span><span />
Answer:
Change "his" to "Alex's".
Explanation:
This is the only confusing pronoun in the text.