Final answer:
The mealybug is the insect that resembles being dressed for the Cotton Bowl due to its white cottony wax covering.
So, the correct answer is option c.
Step-by-step explanation:
The insect that is always appropriately dressed for the Cotton Bowl, because it is covered with a white cottony mass of wax filaments, is the mealybug. This insect feeds on plant juices and can be a pest to various crops, including cotton. Their distinctive appearance with a protective waxy substance makes them look as though they are covered in cotton.
So, the correct answer is option c.