根据对话内容，选择最佳答案。

     Peter: Hi, Linda. How are you?

     Linda: Fine. And you?

     Peter: Not bad(还不错). I'm going to the cinema. Are you going home?

     Linda: No, I'm going to the library. I have to study math(数学) with Jenny

at one o'clock. By the way, what time is it now?

     Peter: It's one fifteen. You are late.

     Linda: Oh, no. I have to hurry(匆忙). See you.

     Peter: Bye.

1. Where is Linda going? 

A. The cinema.    

B.The library.

C. Her home.    

D.Her school.

2. What time will Linda study with Jenny?

A. At one o'clock.    

B. At one fifteen.

C. At two forty.    

D. At four.

3. What time is it now?

A. One o'clock.    

B. One fifteen.

C. Two forty.   

D. Four.

4. Is Linda late?

A. Yes, she is early.    

B. Yes, she is.

C. No,  she is early.    

D. No,  she isn't.

霍桑试验的结论包括哪几个要点？