anchor: The federal protections afforded to H-2A workers were intended to protect U.S. workers by eliminating incentives for employers to prefer H-2A workers over U.S. workers.
positive: Not allowing employers to favor their H-2A workers was part of the intended purpose of the federal protections.
negative: The federal protections given to H-2A workers were intended to encourage employers to prefer H-2A workers over US workers.