The correct answer to this open question is the following.
Although you forgot to attach the options for this question we can answer the following.
Three of the common characteristics of hunter-gatherer communities are their communities were small in size, they possessed knowledge of plants and animals, there were no divisions in communities of age and gender.
Hunter-gatherers were nomad people who followed the herds to hunt them. Until humans learned to developed agriculture techniques, they could settle in one place to grow crops. They used pointed tools for cutting that made of different materials, and they shaped these tools for different purposes.
