Need more details to answer this
They were attracted to the land because there was a surplus amount of water
Answer: interviewing people in the news
Explanation: because that would lead to more political endorsement and knowledge of today's world.
Answer: Need for affiliation.
Explanation: People with a high need for affiliation require warm interpersonal relationships and approval from those with whom they have regular contact. Having a strong bond with others make a person feel as if they are a part of something important that creates a powerful impact.