VERY EASY AND I WILL GIVE BRAINLEST What conclusion can be drawn about the land north of the Silk Road?

It was difficult to establish land or sea trade routes.
There were many land routes north of the Silk Road.
There were many trade centers north of the Silk Road.
There were several sea trade routes north of the Silk Road.

AND

Which statement explains the relationship between land routes and sea routes?

Merchants used a combination of land and sea routes to transport goods for trade.
Common merchants used sea routes for trade, but wealthier merchants could afford to transport goods by land.
Merchants could use either land routes or sea routes for trade, but not both.
Sea routes were faster and less expensive than land routes but could be much more dangerous for merchants.

For question 1 its D, There were several sea trades routes north of the silk road

Then question 2 is Merchants used a combination of land and sea routes to transport goods for trade.

Explanation:

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