Answer:
The answer would be C, or the 3rd one. :)
Explanation:
A river valley civilization is an agricultural nation or civilization situated beside and drawing sustenance from a river. A "civilization" means a society with large permanent settlements featuring urban development, social satisfaction, specialization of labor, centralized organization, and written or other formal means of communication. A river gives the inhabitants a reliable source of water for drinking and agriculture. Additional benefits include fishing, fertile soil due to annual flooding, and ease of transportation. The first great civilizations, such as those in Mesopotamia and Ancient Egypt, all grew up in river valleys. Tigris River flourished near Mesopotamia civilization and river nile flourished near civilization of Egypt.
<h2>ꜰᴏʟʟᴏᴡ ᴍᴇ❤</h2>
The Second Crusade was started in response to the fall of the County of Edessa in 1144 to the forces of Zengi.
Answer: The answer is A
Explanation: The species are transported by man from his native region to the receiving locality. Most species die during this phase but still, there are many that overcome it. Transportation can be intentional, caused by a man for a specific purpose, such as food production, wood, soil improvement, gardening or hunting and fishing activities; or accidental, involuntarily and associated with communication routes, shipments of agricultural products, stowaways in freight transport, the discharge of ballast water in ports or the depletion of geographical barriers by engineering works.