Question: To fry potatoes a second time for a crispy exterior,

  Options: 
 A. gently place hot fried potato slices into the 400F heated oil for 2 to 3 minutes, making sure the slices don't stick together.
 B. gently place room temperature fried potato slices into the 400F heated oil for 2 to 3 minutes, making sure the slices don't stick together.
Answer: B