The correct answer to this open question is the following.
Although you did not provide options, we can say the following.
The training method that emphasizes the immersion approach to cross-cultural training is role-playing.
This is a very effective method in continual education training use by the Department of Humans Resources of outside consultants. The role.playing method works because participants learn through acting different roles so they can understand the perspectives of different areas of the company or different ways of thinking if there are people of distinct backgrounds, cultures, and customs. Participants are asked to assume a role and perform a task in a specific situation to know what they would do or how they would react at that moment.