How were traders impacted by the physical geography of the Trans-Saharan trade network?(1 point)

Responses

They had to operate boats on rivers such as the Oxus and use the rivers for drinking water.
They had to operate boats on rivers such as the Oxus and use the rivers for drinking water.

They used the monsoon winds of the Indian Ocean to travel more quickly.
They used the monsoon winds of the Indian Ocean to travel more quickly.

They had to use camel caravans and oases to travel across the Saharan Desert.
They had to use camel caravans and oases to travel across the Saharan Desert.

They avoided the Sahara Desert by creating the Indian Ocean trade route.

They had to use camel caravans and oases to travel across the Saharan Desert.