The tone of the text is negative. Therefore, you can eliminate answer choice b because it is positive. Yet it is in a friendly manner, they are still talking down on you, so d is wrong. A is also wrong although she words like "maybe" and "if," that is not the overall tone of the text. The best answer is c because it states, "Meanwhile, I'll read travel brochures and sigh," it tells us that she's going to wait until the actual time comes.
