Aperson would most likely read this passage to
a. study the best medications to cure sleep disturbances.
b. write a paper about the first doctor to diagnose insomnia.
c. learn more about the causes of sleep disturbance.
d. learn more about famous people who had insomnia.

- "about the claims : -

making a claim is just a fancy way of saying that you're stating your main point.' claims are not just opinions. a claim tells what you think is true about a topic based on your knowledge .

about the country claims : -

a counterclaim is just the opposite of a claim. counterclaims are also provable and supportable by reasons and evidence. not just, 'because i said so.' when you're planning an argument, you need to know what the counterclaim might be so that you can make sure that you disprove it with your reasons and evidence your research." - (catherineroberts)

i believe the answer is: b. mr. head had a long, tube-like face with a rounded open jaw and a short depressed nose.

this is because in the un-revised sentence it said that mr. heads face was long and tube-like, and he had a rounded open jaw. this is not a very grammatically correct because of how it seems to drag on with the and, replaced with, with, makes it sound more fluent in the description.

your answer is c) experiments with water vapor showed that elements combine in specific proportions.

the answer would be, she updates her online profiles regularly and participates in work-related online discussions.