Which of the following best expresses the writer's main idea in "single room, earth view"?
question 32 options:

1)

space exploration leads to human progress.

2)

pollution is endangering earth.

3)

astronauts are highly trained scientists.

4)

space travel offers a unique view of earth.

Proofread the passage and identify the spelling and punctuation errors. no one knows the exect cause of diabetes. most people who get type 2 diabetes are older, but now younger people are being diagnosed with it. like many young people, you are probably thinking, "why should i be concerned about diabetes? " the truth is that both the center for disease control and the american diabetes association are quite alarmed about the increase in type 2 diabetes among young people. information gathered in the 1990s showed a rapid increase in type 2 diabetes in children. during the 2000s, this trend is continue. scientists who study diabetes are finding that 85 percent of the children who are diagnosed with type 2 diabetes are overweight. but that is just one reason for the increase. children are at risk for type 2 diabetes if they are inactive, have a family history of diabetes, or are from african american, american indian, or asian american families.

Which would be the most credible source for researching the effects of smoking? letter from your grandfather web page about someone’s lung cancer report prepared by a tobacco company research article in a scientific journal

Which words best describes the speakers?