When a hungry man gets a meal, he begins to think about an overcoat, when a manager gets a new sports car, a big house and pleasure boats dance into view.

A．we can hardly understand what people’s gestures mean
B．we can not often be sure what people mean when they describe their feelings in words or gestures
C．words can be better understood by older people
D．gestures can be understood by most of the people while words can not

A．would be little better than the fourth level
B．may be a lot more desirable than the first four
C．can be the last and most satisfying level
D．will become attainable before the government takes actions