100 points !
as you read the excerpt below, identify the ideas that would be included in a summary of the passage.

worn deep and wide by the migration of three hundred thousand people, lined by the graves of twenty thousand dead, witness of romance and tragedy, the oregon trail is unique in history and will always be sacred to the memories of the pioneers.

which sentence represents the main idea and therefore must be included in a summary?

a. there will never be another place like the oregon trail in our country’s history.

b. travel along the oregon trail was a unique and meaningful event in american history.

c. so many people used the oregon trail that it became worn down.

d. pioneers believe the oregon trail to be sacred because 300,000 traveled it.

Read the passage. the dust bowl during the 1930s, extreme drought and high winds made life incredibly difficult in the great plains region of the united states. in many areas, rainfall was forty percent less than normal. the soil became extremely dry, and when strong winds blew, they created tremendous dust storms. these so-called “black blizzards” were so thick that they made daylight seem like dusk. during this terrible period, the great plains region of the united states was named the “dust bowl.” over the next few years, the drought continued, and the winds created more dust storms. in some places, the drought and high winds lasted for eight years. many people wondered if the black blizzards would ever end. which statement about this paragraph’s main idea is true? this paragraph’s main idea is stated in the topic sentence. there are not enough details to support the main idea. this paragraph’s main idea is implied. this paragraph does not express a main idea.