รบกวนช่วยหา fact and opinion หน่อยคะ

Both New York City and Paris depend on vast subway lines to transport their
millions of commuters. In both cities, the subways are often crowded, especially at rush hours. Another likeness is the terrible noise level in the trains. A further similarity is that the two subway systems both cover a wide area at little expense for commuters. However, the differences between the two are quite striking. While subway stations in New York range from plain to ugly, Paris stations are generally attractive. Many of the French stations are filled with works of art. In Paris, the subway trains are clean and they run every few minutes. On the other hand, New York’s trains can sometimes be less clean and reliable