Which statement was one of the reasons for the successful invasion of northern india by muslim rulers in the late 1100s? * explain why each answer choice is correct or incorrect (make sure to explain)
a. hindu princes followed the principle of nonviolence and did not oppose the invading armies.
b. muslim invaders came to india on the pretext of establishing trade relations and staged coups from within before taking control of northern india.
c. muslim invaders established alliances with sikh princes, and their combined military might resulted in the successful invasion of northern india.
d. hindu princes wasted resources battling one another instead of uniting against a common enemy.

The  invasion of northern India by Muslim rulers in the late 1100s was successful because Hindu princes wasted resources battling one another instead of uniting against a common enemy, Option D.

Explanation:

Muslims rulers won on the battlefield because Muslim warriors arched quicker than the Hindu forces who rode slow-moving war elephants. Hindus wasted resources battling each other.  

During that time, Hindus had highly influenced social structure, so people from lower caste were not treated well by the high-class people. So, Hindus were divided and fought with each other. This led to successful invasion of Muslim rulers in late 1100s. Many low-caste Hindus converted themselves to Islam in many places.

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