The study of human language includes the study of (A) Syntax, (B) Meaning, and (C) Structure. Syntax refers to the rules that the structure of a sentence of a specific language is following -- its order. Meaning refers to the one that you want to convey using a specific language. Structure has components that includes the phonemes, morphemes, syntax, context and lexemes.
it made trade easier bc then they would not have to carry around cins and the reason they made paper money wus bc it was beginning to get too heavy to carry