Which argument about antibiotics in the food supply reflects…

Which argument about antibiotics in the food supply reflects the Precautionary Principle? A) The US beef industry says we should not reduce antibiotics in meat until scientific evidence about risks is certain  B) Europeans want to reduce antibiotics in the food supply because a we have good evidence that it is  harming human health  C)  U.S. consumer advocates say that antibiotics are unneeded because illnesses cannot cross between animals and humans anyway. D)  The FDA says that they are starting a study to investigate whether antibiotics in the food supply affect human health.