1. this form of society has a larger population and remains in one place. 2. A group of people that travels from one place to another.
3. It is a formed of society which is characterized with the use of improved
technology and usage of tools to aid in farming.
4. A type of society that arose during Medieval times in Western part of
Europe.
5. This society is mindful of the hierarchy system.​

This is all you, but i can give you some topics that you could try. if it rained when you want to do something outdoors, it 'limits' that human activity. maybe you want to do an experiment that goes throughout the whole year and you have to have above freezing the entire year. this 'limits' your activity. i thought of those just off of the top of my head. something that gets to me that might be getting to you is you are thinking too hard about what to do. think simply, and if it is too simple, then bump it up just a little bit.

Answer sinking and cooled;

Answer any resource, such as wood or solar energy, that can or will be replenished naturally in the course of time;

A,f, g are the points