Answer: Monotheistic: its followers worshipped a single god
Explanation: Zoroastrianism was founded by Zoroaster in Persia in the sixth century BC. It is a typical monotheistic religion that teaches about one God. It has similarities with today's three famous monotheistic religions, because it also teaches about the angels, demons, the Savior. In its sensibility, it is considered pre-Islamic, and contains sacred texts Avesta. The concept is based on the struggle of good and evil, and people are required to do good deeds and thus deserve paradise.
