Answer:
The correct option is B. acculturation
Step-by-step explanation:
The scenario in the question illustrates acculturation.
Acculturation can be seen as a cultural modification of an individual, group, or people by adapting to or borrowing traits from another culture. It means adapting to a new culture or environment different from the one in that an individual is used to.
From the question, Essa, been able to learn with the help of his native classmate, Thanh, which helped him to have a smooth experience in his first week in his studies in Thailand demonstrate acculturation.