题目

    The right to pursue happiness is issued to us all with our birth, but no one seems quite sure what it is.     A holy man in India may think that happiness is in himself. It is in needing nothing from outside himself. In wanting nothing, he lacks nothing. We westerners, however, are taught that the more we have from outside ourselves, the happier we will be, and then we are made to want. We are even told it is our duty to want. Advertising, one of our major industries, exists not to satisfy these de, sires but to create them--and to create them faster than any man's money in his pocke—My son is addicted to computer games. He is hopeless, isn't he?—Yes, ________ he is determined to give up and start all over.A．ifB．whenC．even ifD．unless