As part of an assignment, a second-grade teacher tells small groups of students to act out familiar scenarios such as playing house, attending school, or going to the doctor's office. Each student within the group assumes a role and engages in conversation that is appropriate to the context of the scenario. Which of the following components of oral language development does the lesson best address?

Phonology pertains to the sound system of language, including the rules governing how sounds are combined and pronounced. While phonological awareness is crucial for early language skills, the scenario described does not primarily focus on sound patterns or pronunciation, but rather on how students use language in social contexts.

Morphology involves the structure of words and the formation of word parts, such as prefixes and suffixes. Although understanding word construction is an important aspect of language development, the lesson centers on using language in interactive scenarios rather than on the internal structure of words.

Semantics focuses on the meaning of words and sentences. While understanding meaning is essential, the lesson's primary goal is not to teach vocabulary or the meanings of specific words but to enhance students' ability to use language socially and contextually through role play.