Grace has learned that when her parents are entertaining guests in their home,she is to use formal etiquette with the adults.What set of language rules apply to Grace's learning?

A) syntax
B) semantics
C) pragmatics
D) morphology

Pragmatics

A branch of linguistics dealing with the use of language in social contexts and the ways in which people convey meaning through communication.

Formal Etiquette

The set of conventional rules for polite behavior in societal or official life, often used in ceremonies, formal events, and in interactions among dignitaries.

Syntax

The set of rules that dictate the structure and order of words in sentences for the purposes of communication in a language.