TOEFL Reading: ETS-TOEFL阅读机经 - 81ECI27DO1JB7ZELL$

In which of the following ways does paragraph 5 relate to paragraph 4 A. Paragraph 5 continues the discussion of the location of food sites begun in paragraph 4. B. Paragraph 5 elaborates on the topic introduced in paragraph 4 about types of communication between bees. C. Paragraph 5 discusses the research that made the waggle dance in paragraph 4 famous. D. Paragraph 5 explains in further detail the foraging activities of worker bees mentioned in paragraph 4.