The correct option is C A- II, B- I, C- IV, D- III
The insects are the organisms which undergo metamorphosis in the stages of life cycle. Silverfish is ametabolous insect. The insect undergoes little or no metamorphosis.
May flies are aquatic insects whose immature stage lasts one year in fresh water. They are considered to be hemimetabolous. They undergo incomplete metamorphosis.
Grasshoppers undergo gradual metamorphosis.
The housefly has a complete metamorphosis. The complete metamorphosis is the phenomenon in which the insect passes through all the four stages of life cycle. The four stages are distinct egg, larval or maggot, pupal and adult stages.
Thus, the correct answer is option C.