According to the predictions that make up the theory of island biogeography,how long does it take for species to reach equilibrium?

A) The time to reach equilibrium is determined by the number of colonizers.
B) The time to reach equilibrium is determined by the product of number of species and island area.
C) There is no set time for an island to reach equilibrium.
D) An island will always reach equilibrium within the first 30 days.