What well known geographical feature would have ensured the chinese and indian cultures developed fairly independently of each other?

The Himalayas as they could not go past it at that period of time

Iwould say the answer is d

Western europe's proximity to water has affected its climate since large bodies of water in the moderation of air temperature of the surrounding areas. the economy is also affected since it is great for the economic growth of the region. this allows easy access to trade for europe. culture is also affected by the proximity of water through the pattern of their day-to-day living.