The use of the silk roads decreased when

The use of the Silk Road decrease began as early as the Song Dynasty, and this decrease was fueled by the rise in Chinese maritime trade and the high customs duties required by the Arabs. Consequently, new trade centers in Southeast Asia emerged.

Explanation:

There was no danger of long inland voyages and costs for brokers on maritime voyages. With the rise of the expansion of European naval forces at the beginning of a new era, the Silk Road is finally losing its meaning. The trade in silk is replaced by ships, with Chinese traders making their way to India and Arabia. Since the Song Dynasty, Europeans have been very restricted in trading with China. At the time of naval expansion, one of the main goals was to rediscover the sea route to fairytale China (China).

social contract theory, nearly as old as philosophy itself, is the view that persons' moral and/or political obligations are dependent upon a contract or agreement among them to form the society in which they live

islamic religious leaders have traditionally been people who, as part of the clerisy, mosque, or government, performed a prominent role within their community or nation. however, in the modern contexts of muslims minorities in non-muslim countries as well as secularised muslim states like turkey, indonesia and bangladesh, religious leadership may take a variety of non-formal shapes.

compared to religious leaders/clerics of the other abrahamic faiths, islamic clergy are said to resemble rabbis and not priests. unlike catholic priests they do not "serve as intermediaries between mankind and god",[1] have "process of ordination",[2] or "sacramental functions",[1] but instead serve as "exemplars, teachers, judges, and community leaders," providing religious rules to the pious on "even the most minor and private" matters.[1]