Question: How to know that the cake is fully cooked and ready to exit the oven?

  Options: 
 A. Using a toothpick, prod into the middle of cake and remove, should it remove without crumbs it is ready to be removed
 B. Using a toothpick, prod into the outside of the cake gently and remove, should there be any crumbs on the cake toothpick it is done
Answer: A