M: Still feeling ill? W: Yes. And that medicine hasn't helped. Not a good start to our vacation, I'm afraid. M: Do you have any idea what caused it? W: Well, I thought it might be last night's dinner. M: But I am fine. Could it be the heat? It's enough to make anyone ill. W: I know. But we've been here a week now. Anyway, I've been careful in the sun and I've been drinking bottled water. M: Then we'd better stay in the hotel today., Question: What is the probable relationship between the two speakers? (A) Husband and wife. (B) Doctor and patient. (C) Guest and receptionist.
(A) Husband and wife.