GENERAL KNOWLEDGE

Detailed explanation-1: -Buddhism spread from India into northern Asia, Mongolia, and China, whilst Christianity and Islam emerged and were disseminated by trade, pilgrims, and military conquest. The literary, architectural and artistic effects of this can be traced today in the cultures of civilizations along the Silk Routes.

Detailed explanation-2: -Earlier generations of European scholars believed that conversions to Islam were made at the point of the sword, and that conquered peoples were given the choice of conversion or death. It is now apparent that conversion by force, while not unknown in Muslim countries, was, in fact, rare.

Detailed explanation-3: -Islam spread through military conquest, trade, pilgrimage, and missionaries. Arab Muslim forces conquered vast territories and built imperial structures over time.