Can somebody me? i have bad grades and i’m trying to make them into good grades

Primary sources, for example, are witnesses. If there was a witness to a murder, they would be considered a primary source because they can give the police a first hand view of what happened. Published research, newspaper articles, and other media would be secondary sources as they are not at the event but just commentating and/or making observation from what they can tell from videos and gossip. Let me know if you have any more questions.

the service industry in the united states grew in the late 1800s. what was one effect of that growth?

the number of people with jobs in factories as unskilled workers decreased.

the number of people with jobs in factories as unskilled workers increased.

the middle class grew as people took jobs as clerks, lawyers, and teachers.

the middle class shrank as people left jobs as clerks, lawyers, and teachers.

- the heat nearly killed them that first summer.