Based on the examination of this seventeenth-century Chinese ink painting, Morning Boat Jam, what is the significance of this type of transportation to the Chinese community?
A. Chinese culture valued the water because it provided food.
B. The Chinese refused to build bridges to promote ground transportation.
C. China's rivers were often polluted, making it unable to be used for fishing or drinking water.
D. Many Chinese citizens used boats to travel for jobs, resulting in over-crowded waterways.