In the third and fourth paragraphs, the author discusses a case in order to a. present an example of a scientific investigation b. demonstrate the confidence of scientists Selected:c. show why scientists stopped believing in superstitionsThis answer is incorrect. d. illustrate the limits of scientific claims e. argue that people want to trust scientific thinking

The english language has the largest vocabulary of any language in existence. it has close to a million words! the english language is also the most widely used language in the world. close to a billion speakers, at least half of which speak english as a second or foreign language. this unit takes you on a brief tour of the history of english, showing you how the language moved from its obscure beginnings to its celebrated status as the first truly global language. what is the main idea in the text?

Aids is growing fastest in the poorest countries of africa. these nations don’t have enough doctors, medical labs, or money for medicine. a recent study showed that only a small percentage of hiv-infected children in africa are getting any medical treatment at all. what central idea is emphasized in both sources? the hiv/aids epidemic in africa is serious. the hiv/aids epidemic in south africa is serious. the hiv/aids epidemic among african children is serious. the hiv/aids epidemic among south african children is serious

Which correctly identifies the underlined words in the sentence below? marta walked into the room and saw her friends waiting to congratulate her. a. a clause that is describing a noun b. a phrase that is describing a verb c. a clause that is describing a verb d. a phrase that is describing a noun2b2t