听第9段材料，回答第14至16题。 W: What a great day! Hey, Tom, do you want to go to the beach this weekend? M: Yeah, that is a great idea. Maybe Sara would like to come along with us. W: I doubt it. M: Why? You are kidding! You know, she loves watching the sea. W: But yesterday afternoon she told me that she would go home this Saturday. M: What happened? W: She said that her mother was ill and stayed in the hospital, and therefore she wanted to go home to see her. M: I am sorry to hear that. Well, What do you think? Should we take some food? W: That sounds great. Maybe we could have a picnic on the beach. Then let's take some sandwiches, chips, and uh…some salad as well. M: We should also take some drinks like Coke and beer. W: Good. In addition, we had better pack beach towels and sun cream. M: OK. Please don't forget to give me a call and let's go down together. What will the two speakers do this weekend? [A] Go swimming in the sea. [B] Have a picnic in the hotel. [C] Have a picnic on the beach.