All Other Things Being Equal,globalization

All other things being equal,globalization

A) benefits manufacturing firms and hurts service firms.
B) benefits countries that have relatively low wages, and harms countries that have relatively high wages.
C) benefits countries that have wealthy, highly educated workforces, and hurts countries that have poor, badly educated workforces.
D) benefits people whose skills are relatively scarce on world markets, and hurts those whose skills are relatively common.