植物体内带动水和无机盐向上运输的动力来自（　　）

从方框A-G中选出可以填入对话空白处的最佳答案。选项中有两项为多余选项。
A: Grey Water.
B: Hello, Grey.  ____  I was just calling to ask…what time are you arriving tomorrow?
A: Well, um…, at 3:30.
B: ____ 
A: I arrive at 3:30.
B: Ok, ____ 
A: Well, I'm a tall boy with golden hair and sunglasses.
B: Oh!  ____ 
A: Good idea! See you tomorrow.
B: ____