What is happiness？ We Americans believe that the right to 【C1】______ happiness is issued t

o us with the birth 【C2】______ , but no one seems quite sure 【C3】______ way it ran.

【C4】______ , we Americans seem to be 【C5】______ to the idea of buying our way to happiness. We shall all have 【C6】______ it to Heaven when we 【C7】______ enough.

And at the same time the 【C8】______ of American commercialism are hugely dedicated to making us deliberately 【C9】______ .

Advertising is one of our major 【C10】______ , and advertising exists not to 【C11】______ desires but to create them--and to create them faster than any man's 【C12】______ can satisfy them. We are taught that to 【C13】______ is to be happy, and then we are 【C14】______ to want. We are even told it is our 【C15】______ to want. It was only a few years ago, to 【C16】______ a single example, that car dealers across the country were flying banners that 【C17】______ "You Auto Buy Now". They were calling 【C18】______ Americans, as an act approaching patriotism, to buy at once, 【C19】______ money they did not have, automobiles they did not really need, and which they would be required to grow tired of by the time the next year's 【C20】______ were released.

【C1】

A．pursue

B．persist

C．preserve

D．prevail