The answer is <span>B. Inca (source: wikipedia</span>
The 2 last ones would be your answer (;
D: production planning is done by gov. agencies
is your best answer.
Within the Communist economy, the government tells people what type of job to do, how much people inside the workforce, input and output rates, as well as the amount of time worked, how much they pay the workers, etc. Within the Communist government, it is "everything is shared by the people, [and all power is in the hands of the dictator and government]"
hope this helps
Scribes became important in Sumerian and Egyptian life because they were the only people who could read and write and keep records of people who are employed.