【单选题】How extraordinarily different, again, are the attitudes of different people to their fellow men! One man, in the course of a long train journey, will fail entirely to observe any of his fellow travele...
A.
The attitudes of different people toward others are very strangely different.
B.
Some people are much interested in conversing on the same topics in the course of a long train journey.
C.
The attitudes of some people are to develop a friendly feeling toward those with whom they come into contact.
D.
Some people have keen interest in whatever they see and whomever they make the acquaintance of.