The group that would not benefit from a U.S. import quota on Japanese autos is:
c. U.S. consumers who buy electronics from Japan
Import quotas generally limit the quantity of foreign goods that can be imported, which may increase prices for those goods. While U.S. automotive manufacturers and their employees might benefit from reduced competition from Japanese autos, consumers purchasing electronics from Japan could face higher prices or reduced availability as a result of import constraints impacting broader trade relationships.