Kettle Ponds Derive from a Hole Left by a Retreating

Multiple Choice

Kettle ponds derive from a hole left by a retreating glacier that is subsequently filled with rainwater.A certain region has a series of disconnected kettle ponds,but occasionally heavy rains flood them and create streams.Which type of animal is most likely to be present in this area as a metapopulation?

A) a fish
B) an aquatic bird
C) a mosquito
D) a dragonfly