What was an effect of the pushing of the jungle by upton sinclair

Based on the information in the chart of the independent in the senate chose to vote with the republicans in the senate the republicans would

What is the term for a short statement about history that has not been yet been proved

This photo shows an early mesoamerican structure, specifically from the zapotec culture. what was this structure most likely used for? a. creating terraces for farm fieldsb. practicing religious ceremoniesc. playing a ball game with stone hoopsd. protecting a city from invading armies