Which of the following triggered large-scale growth of coral reefs millions of years ago?(1 point)

Responses

the evolution of new species of fishes
the evolution of new species of fishes

the effect of tsunamis on marine life
the effect of tsunamis on marine life

the extinction of some species of algae
the extinction of some species of algae

the relationship between corals and zooxanthellae

the relationship between corals and zooxanthellae