That is the first question
The answer for your following question would be : A the government
The government determine what , how and at what prices for a product because cuba established a communist economic system, in which all economic activities in that country are controlled by government
Answer:
The use of iron tools helped in the spread of agriculture. The main crops cultivated were barley, wheat and rice. Beans and the oil seeds were grown. Various kinds of lentils were also produced. then People began leading a settled life and towns began to develop.
Hope this helps!
What time period are they speaking of?