42Office politics is easy to recognize in particular situations but difficult to
describe in general terms.
(A)Office politics is not a very hard subject, but few people know the nature
of it.
(B)It may be hard to define office politics, but people know when it happens.
(C)A general term has not been found yet to describe the essence of office
politics.
(D) The campaign office always knows when is the right time to talk about
politics.