Which of the following statements about the Panama Canal is false? A. More than 10,000 ships transit the canal each year. B. The passage is about 48 miles long. C. Locks are used to raise and lower ships from one elevation to the next. D. All people in Panama are enthusiastic about the expansion project that began in 2007.

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true. b) some other scientific experts read the papers and provide quality control by eliminating many mistakes. c) an editor reads the papers, to make sure that all the semicolons are in the correct places. d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog. e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.