By writing this essay, the author wants to tell us______.
A.
Paris is a city that is far more harmonious than many other dries in the world
B.
People should be armed against the modem convenience and do our utmost to abandon it
C.
Strikes are a good way for people to get closer to each other
D.
We should be alert to the disadvantages of modem conveniences so as to enjoy a normal social life rather than an isolated one