Read the paragraph below. What is the main idea? Wildfires caused by humans can happen because of arson, discarded cigarettes, and sparks from power equipment. When the conditions are right, wildfires can be caused by the fragments of hot rifle bullets. Wooded areas that have been cleared by logging are often covered by grasses that catch fire easily. By far, though, the majority of wildfires are caused by lightning strikes.

A. Human activity is the main cause of wildfires, though sometimes they begin naturally.

B. There are several ways that humans can start wildfires, but most wildfires have natural causes.

C. Wildfires destroy animal homes as well as human homes, regardless of how they start.

D. Lightning strikes only cause wildfires when humans are not able to prevent them.

letter a is the answer

for the 2 countries u can do china and america because america has a democratic government while china has a communist government.

a democracy is a government run by the people either by directly voting or indirectly by electing representatives. an oligarchy is a government run by a few or a small group of people. a democracy and oligarchy are similar because both in an oligarchy and an indirect democracy, a small group of induvial determine the laws for a large group of people they are different because in an oligarchy it is easier to control and they do not have to answer to a large number of people in the country, unlike a democracy where they do have to answer to a large number of people an county that is a democracy would be the united states. a country that is an oligarchy would be the china.