Select the option that can be used as a one-word substitute for the given group of words.

Policy of racial discrimination

Apartheid

The correct option is apartheid. It means "a system of segregation and political, social, and economic discrimination against non-whites in South Africa." The other options are not correct substitutes.

• Non-alignment is a foreign policy stance of neutrality between blocs.
• Diplomacy is the art of conducting negotiations between nations.
• Commonwealth is a group of countries that were once part of the British Empire.