B- Food became scarce and conditions worsened in Russia.
Answer:
Hand dexterity that allowed humans to create changes to their environment. This included cooking food and creating complex tools. Cooked food provided much more and better protein at less work. This meant that humans could spend their time on things other than chewing food.
Explanation:
this is important because it let's us have a say in what we do. it makes us our own person.
It would probably be the last one, agriculture because agriculture refers to actually growing crops while the other words dont directly relate to that.
