Concept:Language learning is a conscious, formal process where a person deliberately studies a language. It focuses on understanding and applying the rules that govern how language works.Explanation:Language learning happens in a structured environment like a classroom. It requires intentional effort to grasp the foundational skills of a language. Children progress from simple to complex rules. This systematic approach helps them become proficient in all language skills. The core of language learning is mastering the rules that control how words and sentences form meaningful communication. Teachers provide clear input and real communication opportunities to make this learning effective. This is different from language acquisition, which is a natural, subconscious process that happens by hearing and repeating without formal instruction. Therefore, language learning specifically involves understanding and applying the rules of the language.Answer:B. learning the rules of language