Question

what are colloquialisms?
arbitrary signs that represent particular meanings across different cultures
perceptions of what behaviors are good or bad within a given culture
unique sayings particular to a culture that cannot be interpreted directly
shared activities within a culture that help anchor cultural interpretations

Explanation:

Colloquialisms are informal words or phrases specific to a particular culture or group, often unique sayings that may not have a direct - literal interpretation.

Answer:

C. unique sayings particular to a culture that cannot be interpreted directly