Which of the following statements best describes the religious policies of the Sassanid Persians?
a.) The Sassanid leaders followed Hinduism, though they were very tolerant of other faiths.
b.) The Sassanid leaders refused to tolerate any faith other than the empire's official religion, Christianity.
c.) Having once been apart of the Alexander the Great's Empire, the Sassanids officially followed Greek polytheism.
d.) The official religion of the empire was Zoroastrianism, and people of other faiths faced intolerance.