Which of the following helped to increase equality within Hinduism?

the introduction of Bhakti movements
the introduction of Sikhism
the expansion of Buddhism into India
the expansion of Christianity into India

The introduction of Bhakti movements helped to increase equality within Hinduism. Bhakti movements emphasized devotion and love for a personal god, which allowed people of all social classes to connect with the divine. This helped to breakdown caste barriers and promote a more inclusive form of Hinduism.