TOEFL Reading: ETS-TOEFL阅读机经 - 13181BWMC67KWFIFL$

According to paragraph 5, how does a returning forager bee know that the hive is well fed A. The food-storer bees signal the foragers to remain in the hive. B. The food-storer bees are producing honey, not storing food. C. The food-storer bees ignore forager bees that are bringing low-quality food. D. The food-storer bees are busy and not readily available to unload food.