Question

what is the purpose of zoning laws?
to divide what areas are under local versus state control
to sort a local population by income and tax brackets
to make different areas suited to different purposes

Explanation:

Zoning laws are local regulations that divide land areas into designated zones, each assigned specific permitted uses (residential, commercial, industrial, etc.) to organize land use, prevent conflicts, and ensure areas are appropriate for their intended functions. The other options are incorrect: zoning does not split local/state control authority, nor does it sort populations by income/tax brackets.

Answer:

to make different areas suited to different purposes