How did civilizations that were far from rivers support agriculture, and how did this affect their development? A) They built canals to bring water to crops, which gave them a surplus to support a growing civilization.

B) They traded for water to support their crops, which gave their civilization a chance to survive.

C) They conquered other civilizations that were next to rivers, which gave them a new location to thrive.

D) They relied on water from neighboring civilizations, which helped in forming trade agreements.