Using “Afanasii Nikitin: An Orthodox Russian's Spiritual Voyage in the Dar al-Islam, 1468–1475” By Mary Jane Maxwell, answer the following question: 5. How did Christianity, Islam, and Hinduism interact within the Delhi Sultanate? What was the role of each in the region?

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The difference of sample means of two populations is 55.4, and the standard deviation of the difference of sample means is 28.1. which statement is true if we are testing the null hypothesis at the 95% confidence level? a. the difference of the two means is significant, so the null hypothesis must be rejected. b. the difference of the two means is significant, so the null hypothesis must be accepted. c. the difference of the two means is not significant, so the null hypothesis must be rejected. d. the difference of the two means is not significant, so the null hypothesis must be accepted.