If the offeree purports to accept an offer but in so doing makes ...

[codyclark]

If the offeree purports to accept an offer but in so doing makes any change to the terms of the offer, such action is a counteroffer that rejects the original offer.
  Indicate whether the statement is true or false

Question 2

A firm offer is an offer that states that it is to be irrevocable, or irrevocable for a stated period of time.
  Indicate whether the statement is true or false

[vseab]

Answer to Question 1

TRUE

Answer to Question 2

TRUE

[codyclark]

Thanks for the timely response, appreciate it

[gcook]

Great answer, keep it coming