Such representation was intended to prevent the exploitation of foreign H-2A workers and to ensure that the wages and working conditions of U.S. workers would not be undermined.
H-2A workers always enhance the wages and working conditions of U.S. workers.
mnli hypothesis: H-2A workers always enhance the wages and working conditions of U.S. workers. premise: Such representation was intended to prevent the exploitation of foreign H-2A workers and to ensure that the wages and working conditions of U.S. workers would not be undermined.