Question

please select the word from the list that best fits the definition
situation in which some aspects of the culture change less rapidly, or lag behind, other aspects of the same culture.
ideology
social movement
diffusion
reformulation
cultural lag
internalization

Explanation:

Cultural lag is when parts of culture change slower than others. Among the given words, "cultural lag" directly matches the definition of aspects of culture changing less rapidly or lagging behind other aspects of the same culture.

Answer:

cultural lag