Answer is a. receptive pragmatics {As children develop speech and language, caregivers typically see a natural progression in their expression and reception of language. Expressive language refers to a child’s ability to produce language. This includes their vocabulary (semantics), grammar (morphology), use of language (pragmatics), and sentence length and structure (syntax). All three components make up what is known as expressive language. A child can have difficulty in one or all three areas. Receptive language refers to a child’s ability to understand what they see or hear. When children have difficulty with receptive language, caregivers often see problems with comprehension. These deficits become apparent when he/she has difficulty answering questions, following directions, or listening.}