Commas are used to separate parenthetical expressions or other ...

[gonzo233]

Commas are used to separate parenthetical expressions or other elements interrupting the flow from the rest of the sentence.
  Indicate whether the statement is true or false

Question 2

Commas are used correctly in the following sentence: You have a choice of an office on the first floor, second floor, or terrace level.
  Indicate whether the statement is true or false

[underwood14]

Answer to Question 1

T

Answer to Question 2

T

[gonzo233]

YES! Correct, THANKS for helping me on my review

[sailorcrescent]

Thanks for the timely response, appreciate it