An environmental study conducted in a particular city suggests that if a chemical plant emits more than 60 million tons of chemicals each year, the water supply will become contaminated beyond the point where filtration techniques can make it safe for drinking.

Which of the above examples shows the most accurate cause and effect relationship? a. example a b. example b c. example c d. example d

Why do drivers have difficulty seeing side traffic at t-intersections in rural areas?

Agraduate student wants to examine the effect of print media versus televised media on individuals’ position on several social issues. the superintendent of a local work release facility, a family friend, will allow the graduate student access to the prison population to her quickly accrue subjects. the student’s irb should: approve this project since the risk appears to be no > minimal. not approve this project because the prisoners are merely a population of convenience for the student. approve this project since the superintendent is the ultimate authority on what happens in his facility. approve this project but submit it for federal review.