Here is your answer:
The answer that makes the most since to me is letter C "There's infinite number of numbers"
Reason: That's because the number system never end and the Artur of this story is informing that their unlimited amount of numbers. When informing the Arthur will try to make you learn a statement about something in the world so it will get you onboard it is most likely a argument paragraph but this is a non-example of one.
Your answer is C.
Hope this helps!
The second option is the best example of a loose sentence.
Answer:
Frodo has displayed going on the journey, for one, and also gathering up the courage to fight for his friends, the getting the mindset to throw the ring into the volcano
Explanation:
B is the correct answer. In deductive reasoning, you start with a general statement and end with a conclusion. Kind of like A = B, B = C, therefore A = C. Another example is: All organisms are made of cells. Humans are organisms. Therefore, humans are made of cells.
I believe it is D, support is needed