Which statements about characteristics of the Maya's civilization are correct? Choose all answers that are correct.

wrote epic poems and drama

built a major city with stone pyramids at Tikal on the Yucatan Peninsula

built irrigation canals to water crops in arid land

understood the idea of zero as a number

a) understood the idea of zero as a number

c) built a major city with stone pyramids at Tikal on the Yucatan Peninsula

i need to see the questions able to answer sorry

when a country suffers, for example, a drought period, the market product is affected for a low offer, in this case, potatoes; the government has to tax to the households, which have to give more money for the potatoes which they consume, that situation make them consume substitute goods even through loans, it could increase the financial market movement and the inflationary phenomena, the business has to increase salaries in order to the employees could buy a more expensive food (potatoes) and in order to inflation tha business had to buy expensive supplies in the factor market, while the rest of the world have to gain more money to consume the same amount of potatoes.