3. Which answer choice best describes a community?

The choice that best describes a community is the different species of lizards occupying the same niche in a desert. So, the correct option is A.
A community may be defined as a group of individuals belonging to different species living in the same area at a given time.
By the definition of community, it is crystal clear that a community always talks about the variety of species in a particular area. Other options do not indicate the presence of different species.
Therefore, the choice that best describes a community is the different species of lizards occupying the same niche in a desert.
To learn more about Community, refer to the link:
https://brainly.com/question/26286956