How are we able to infer that zarathustra believed he had been called directly by Ahura Mazda to serve and a prophet?

How is the introduction of the cane toad to queensland, australia an example of the unintended consequences of using non-native species to control pests? (site 1)

1. which of the following factors would cause demand-pull inflation? a. serious crop failure b. significant decrease in the supply of oil c. increase in the money supply d. increase in the cost of raw materials for firms e. reduction in imports allowed into the country

Evidence suggests that the ancient romans had a very formal medical system. it included which of the following? click all that apply. medical schools universities physician apprenticeships nursing homes hospital facilities