What is the rule about using commas with coordinating ...

[Frost2351]

What is the rule about using commas with coordinating conjunctions?
 
  a) Use a comma with coordinating conjunctions if they connect two independent clauses.
  b) Use a comma with coordinating conjunctions if they connect two dependent clauses.
  c) Use a comma with coordinating conjunctions every time you see them.
  d) Use a comma with coordinating conjunctions if your instructor prefers that.

Question 2

When should you use commas with phrases that start with who, whose, which, when, or where?
 
  a) You should never use commas with those words.
  b) You should always use commas with those words.
  c) You should use commas with those words if they are necessary for understanding the sentence.
  d) You should use commas with those words if they are not necessary for understanding the sentence.

[ASDFGJLO]

Answer to Question 1

a;

Answer to Question 2

d;

[Frost2351]

Excellent

[juliaf]

Gracias!