When the study of meaning is conducted in the context of language use, it becomes a branch of lingustic study called______.

A. He was a doctor working in a city.
B. He was a doctor working in the country.
C. He was an artist working in Dublin.
D. He was an artist working outside Dublin.

A. A mental patient, whom the man probably knew.
B. A stranger, whom the man had never seen before.
C. Eterna, who was probably the man’s girlfriend once.
D. A mysterious figure, whose identity is not disclosed.