Answer:
c. slow
Step-by-step explanation:
When a species gets to a new environment, it takes its time getting used to the environment in a process otherwise known as acclimatization. During this process, the species mobilize resources and adjust its metabolism to suit its environment.
After the initial slow period as a result of adjusting to the new environment, what follows it is a period of exponential growth during which the species thrive and increase in population at a very high rate.
In conclusion, the initial growth rate is slow as a result of getting used to a new environment.
The correct option is c.