Answer:
a)Religious and social practices associated with Hinduism spread into Nepal and Sri Lanka, where they blended with local religious and social systems. They also spread into Southeast Asia, carried across the Indian Ocean by merchants and sailors on ships.
b) One of the major reasons because of which Hinduism did not spread to countries outside the Indian subcontinent is the lack of effective translation of the Vedas, Upanishads, etc to languages outside India and a great dependence on Sanskrit during the revival after 10th Century AD.
Explanation:
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