Step 1: Understand rural society.
Rural society refers to communities that are located away from urban centers. Their life is marked by simplicity, agriculture, and traditional values.
Step 2: Three main characteristics.
\begin{itemize}
\item Small population and density: Rural areas usually have smaller populations and lower density compared to urban societies.
\item Primary relations: Social relations are direct, personal, and intimate. People know each other closely.
\item Agriculture-based economy: Farming and allied activities form the main occupation in rural society.
\end{itemize}
Step 3: Conclusion.
Thus, the three important characteristics of rural society are small population, close relations, and agriculture-based livelihood.
Final Answer: \[ \boxed{\text{Small size, close relations, and agricultural base}} \]
Translate the following passage into English: to be translated
Translate the following into English:
Translate the following passage into English: