Four Central Questions (1) How do children acquire language Language Acquisition)? 2) How do people process and comprehend language(Language Comprehension) (3 How do people produce language(Language Production)? * (4) How do adults acquire a new language (Second Language Acquisition, SLA)Four Central Questions ◼ (1) How do children acquire language (Language Acquisition)? ◼ (2) How do people process and comprehend language (Language Comprehension)? ◼ (3) How do people produce language (Language Production)? ◼ * (4) How do adults acquire a new language (Second Language Acquisition, SLA)?