C. They are based on evidences obtained from investigation
Probably convince the Goverment 3 times if not give up us e your water filterers instead
The correct answer is - 3. maize.
The maize was the basis of the diet of the civilizations of Mesoamerica. It was one of the first wild plants in which the people from this region saw a potential as a big and stable food source, so they started to farm it. All of the civilizations we know from this region, like the Olmecs, Toltecs, Mayans, Aztecs, formed and developed their civilizations around the food source that was provided by the maize.
Answer:
Marble is a metamorphic rock. Marble is a metamorphic rock, that forms when limestone (another rock) reaches a certain pressure and heat
