Which of these were traded along the Silk Road? (4 points) a. fabrics and diseases
b. potatoes and technologies
c. pepper and religions
d. carpets and coffee beans

I am pretty sure that the answer would be c.

Explanation:

Although they also exported (sold), teas, salt, sugar, porcelain, and spices. Most of what was traded was expensive luxury goods.

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  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.