Correct option is C
Let's define all the options:
A. Spoon
A spoon is an eating utensil used for scooping or stirring food.
B. Fork
A fork is an eating utensil used for picking up food.
C. Pan
A pan is a cooking utensil used for preparing food, not for eating.
Pan is the odd one out because it is a cooking utensil, while the others are used for eating.
D. Knife
A knife is an eating utensil used for cutting food.
Thus, the correct option is (c) Pan.