The correct answer is - a. having differences.
The term heterogeneous is a term used to describe something that is different, that is not the same, or that there's multiple different things. This term can be used for various different things, including human societies, geography, biodiversity, etc.
In the human society, heterogeneous, is used as term when there's societies where multiple different ethnic groups live in a same area, or different racial groups, it may also be used in a manner of representation of the sexes in a particular filed or job, even the architecture and the infrastructure.
Answer: The water temperature is too low
Explanation:
It takes approximately 30 days.
The answer is B. The citys tax base begins to increase because if it is redlines then they have to move somewhere else where it is harder to get money so they have to increase the taxes