The process of acquiring characteristics of a certain culture and becoming competent in its language and ways of behaving and knowing is called .

enculturation                                                                

Explanation:

Enculturation: The term "enculturation" is defined as a phenomenon through which a person tends to learn the different "traditional content" of a specific culture and therefore assimilates the related values and practices.

In other words, enculturation is described as a process through which an individual generally learns his or her culture through instruction, observation, and experience.

Example:

1. Learning slang.

2. Observing different models in magazines.

In the question above, the given statement signifies "enculturation".

did you figure the answer out yet?