Use commas to a. enclose an explanatory word or phrase. b. set ...

[EAugust]

Use commas to
 
  a. enclose an explanatory word or phrase.
 b. set off appositives unless they are important to the basic meaning of the sentence.
 c. enclose phrases or clauses that add information that is not necessary to the basic meaning of the sentence.
  d. all of the above

Question 2

Use commas to
 
  a. set off the subject from the verb.
  b. set off an indirect quotation.
 c. set off dialogue.
 d. all of the above

[Smiles0805]

Answer to Question 1

d

Answer to Question 2

c

[EAugust]

Great answer, keep it coming

[connor417]

Thanks for the timely response, appreciate it