Why was the silent market created?

Explanation:

Silent trade might be used because of an inability to speak the other traders' language, or to protect the secrets of where the valuable gold and salt came from. Silent bartering has been used since ancient times, such as the ancient Ghana Empire.

your answer would be (b)

judaism, christianity and islam, are all abrahamic religions and therefore have in common the hebrew idea of a single god which is the source of all morality. the idea of the covenant is only related to judaism, while dharma is a concept of indian religions and the four noble truths are basic principles of buddhism.