Tom's mother is considering different wallpapers for decorating his room.She asks him,"Which one do you like better: the striped or the plaid?" Tom's vocabulary doesn't include the word "plaid," but he's able to figure out what the word must mean based on the context.Tom is using _____ to add a new word to his vocabulary.

A) lexical addition.
B) categorical embellishment.
C) vocabulary expansion.
D) fast-mapping.

Question

Julia Morrow · Accepted Answer

Final Answer : D, Explanation :  Tom is using fast-mapping, which is the ability to infer the meaning of a new word based on context and usage. This is a common and natural way that children expand their vocabulary.

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