Read this passage:
Over the past 10 years, beekeepers have noticed a significant decline in their honeybee populations. Many beekeepers have lost over 40 to 60 percent of their hives. One possible reason for this loss of bees is the use of pesticides.
Which organizational pattern is used in this paragraph?
A. Cause and effect
B. Compare and contrast
C. Problem-solution
D. Topical