Which statement best describes the benefits of a city-state? O A It governed surrounding lands and had its own ruler.
B.
It prevented wars with neighboring cities over land and water rights.
OC. It united all the people under a central government.
D.
It allowed people to engage in other professions and be educate

C. It united all the people under a central government.

Explanation:

One intriguing feature about a city-state is that it is independent and sovereign. It has complete control over its own territory and has a strong central government that unites all the citizens under one sovereign authority.

City-states have thier own identities and people living there can exercise numerous rights and enjoy several freedoms. A popular example of a city-state was the city of Athens. It was one the earliest city-states in the world.

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.

there is no photo, therefore i can not answer your question.