Question: How To Make Creamy Mac N Cheese

  Options: 
 A. To make Creamy Mac N Cheese, cook your sauce over medium high heat until it begins to thicken and slightly bubble. Take care to not burn the bottom and sides.
 B. To make Creamy Mac N Cheese, cook your sauce over medium high heat until it begins to thin and comes to a rolling boil. Thoroughly burn the bottom and sides.
Answer: A