Which of the Following Is the Best Way to Tell

Which of the following is the best way to tell whether food from a bulging can is safe to eat?

A) Taste a small amount to look for off flavors.
B) Smell the food without tasting to look for undesirable or off aromas.
C) Look for discoloration of the food.
D) None of these. Bulging cans should simply be regarded as unsafe and should be disposed of.