Which one of the following is/are a reason for anger of Hindus against the Muslims before the Indian Independence ?

Both 1 and 2

During the 1920s and early 1930s tension grew around a number of issues. Muslims were angered by “music-before-mosque”, by the cow protection movement, and by the efforts of the Arya Samaj to bring back to the Hindu fold (shuddhi ) those who had recently converted to Islam. Hindus were angered by the rapid spread of tabligh (propaganda) and tanzim (organisation) after 1923