Answer:
C. a population in Florida
Step-by-step explanation:
Population is described as a group of interbreeding organisms of the same species living together in an area. Here, all the rattlesnakes can breed with each other which makes them a population of rattlesnakes. The report dealt with all the attributes of a population like breeding rate and average size. There are more attributes which can be considered in a population like birth rate, mortality rate etc.
A community is a group of organisms of different species which interact with each other and the surrounding environment. A biome is a collection of ecosystems which reside in a big area with similar environmental factors.