From the passage, we can infer that the author is what kind of person

单项选择题On what occasion is the author likely to be moved

单项选择题What touched the writer in the end

单项选择题What do the customers do when there is a rise in the price of Scottish Borders Cashmere

单项选择题According to the passage, some slumdwellers are not interested in improving their environments because they ______.

单项选择题What does dirty pool at the end of the second paragraph mean