In Most Plant-Pollinator Interactions,plants Species Are Pollinated by

In most plant-pollinator interactions,plants species are pollinated by

A) one animal species,and each animal species pollinates one plant species.
B) one animal species,and each animal species pollinates multiple plant species.
C) multiple animal species,and each animal species pollinates one plant species.
D) multiple animal species,and each animal species pollinates multiple plant species.