Paragraphs a) are a modern invention. b) can cover a range of ...

[Coya19@aol.com]

Paragraphs
 
  a) are a modern invention.
  b) can cover a range of ideas as long as they are indented.
  c) can be spoken.
  d) must be written.

Question 2

If you want to know if your topic sentence is discussible and not too narrow, say to yourself,
 
  a) Why? Why not?
  b) Who cares?
  c) Is this true?
  d) Oh? Prove it

[leannegxo]

Answer to Question 1

c

Answer to Question 2

d

[Coya19@aol.com]

Thanks for the timely response, appreciate it

[Jsherida]

Excellent