问题详情

Which of the following is a reason why fire ants are considered pests？ [ A] They may cause possible mechanical breakdowns to mowing equipment. [ B ] A person has a 60% chance to be stung by fire ants every year. [ C]1% of the fire ants will cause allergic reactions to the people stung. [ D ] They will disrupt the food chain by killing off other ants and larger animals.