“The author only presents one side of the issue, and this means it is not a valid argument”
It is not a valid argument because he didn’t include a rebuttal. In every argument you mention why the other side could be right, but then backpedal explaining why it isn’t.
Answer:
if its a test you kinda need to try bu the answer is: As she sat on the bus in her new clothes, she started to feel nervous. What if she didn't like her teachers? What if middle school was too hard? What if she didn't have anyone to sit with at lunch? Laurel could feel her stomach churning with fear. Then, at the next stop, her best friend, Norma, got on the bus. As Norma sat right next to her, Laurel knew everything would be okay as long as she had her best friend.
the last paragraph
Explanation:
10,776.522 to three significant figures = 10,800
0.0000344988 to three significant figures = 0.0000345
4.999902 x 10^6 to three significant figures = 5.00 x 10^6