Question

Select all that apply. French Indochina included _____.
Cambodia
Japan
Korea
Vietnam

Answer 1

French Indochina included Cambodia and Vietnam.
Japan and Korea were never parts of French Indochina. French Indochina refers to a group of French colonies in Southeast Asia. Apart from Cambodia and Vietnam, this grouping of countries included Laos, and its capital was in Hanoi. 

Answer 2

A&D are the correct answers. I hope this helps