Read the excerpt from "Mother Tongue." And sure enough, the following week there we were in front of this astonished stockbroker, and I was sitting there red-faced and quiet, and my mother, the real Mrs. Tan, was shouting at his boss in her impeccable broken English.

Which information from the excerpt best supports the inference that all forms of English can be effective forms of communication?
Tan uses “red-faced” to describe herself when her mother is speaking.
Tan uses the phrase “the real Mrs. Tan” to refer to her mother.
Tan uses the word “shouting” to describe her mother’s tone of voice.
Tan uses the word “impeccable” to describe her mother’s English.