Answer:
Artifacts clarify prehistoric event and give details of culture and life of people at that time.
Explanation:
The artifacts in the form of utensils, structural remains, weapons, accessories, paintings, etc. help researchers to depict about the lifestyle of people in pre historic times.
Some times these artifacts have engravings that can be interpreted by historians to exactly understand the historical era of that time.
This answer is c value of each option
Answer: D. construction and protection of roads that ensured safe and easy travel
Explanation:
Under Genghis Khan and his descendants, the Mongols conquered much of Asia and some of Eastern Europe such that they created the largest land empire ever seen.
Even though these Mongols could be brutal in conquest, they increased trade in the region by repairing the networks of roads that connected their conquered areas as well as constructing more. The protection they afforded these roads was renowned thus making travel easy.
<span>Producer cooperatives. This refers to groups of people engaged in the agricultural arena: farming, fishing, and forestry, etc </span>
