According to the passage, Paczynski's theory presumes that if MACHO's constituted the Milky Way's dark halo, occasionally a MACHO would

It can be inferred from the passage that which of the following would constitute the strongest evidence of the microlensing of a star in the Large Magellanic Cloud?

The passage suggests which of the following about merchants in the post-Civil War southern United States?

According to the passage, each of the following was a reason planters supported crop lien laws EXCEPT:

Which of the following best expresses the central idea of the passage?

It can be inferred that the author of the passage sees which of the following as the primary advantage to companies in implementing the "OH! NO!" system?

The author of the passage mentions the "OH! NO!" system primarily in order to

According to the passage, a foreman in a United States auto company differed from a foreman in a Japanese auto company in that the foreman in the United States would

The passage is primarily concerned with

Which of the following best describes the content of the passage?