In the Diagram Below, the Population Growth Rate Begins to Decline

Multiple Choice

In the diagram below, the population growth rate begins to decline after reaching the inflection point most likely because

A) a new keystone predator has been introduced to the ecosystem.
B) the ecosystem's limited resources begin to have an impact on the population.
C) the species in the ecosystem evolve from being K-selected to being r-selected.
D) a catastrophic event, such as a flood or earthquake, disrupts the ecosystem.