In the attached manuscript ("Breeding for better welfare: genetic goals for broiler chickens and their parents" by MS Dawkins and R Layton, 2012), identify 4 current trends in animal production that threatens genetic progress in animal breeding progress in the face of climate change challenges

Under the soviet system, the government a. controlled all forms of communication. b. allowed newspapers to print whatever they wanted. c. controlled editorials but not the reporting of news. d. encouraged access to a wide variety of news sources. select the best answer from the choices provided a b c d