The debate over renewing Most Favored Nation trading status for Communist China was heating up again, and Peking had failed several of the human-rights tests President Clinton had imposed the previous year. All the participants in this first-rate quartet of shows agree that human rights, and America's national interests, must be given great weight. Where they differ is over what means will best serve the end. JM: "If I were a totalitarian regime, the last thing I would want is a whole bunch of Americans in my country running around dealing with my citizens on a one-to-one basis and doing business there, because that is going to erode my power." ... RD: "Frankly, 1993 was the worst year since the immediate aftermath of the Tiananmen Square crackdown in terms of political arrests and political trials in the country. The economic changes that have taken place in China-dramatic, important, and valuable as they are-have not led to any relaxation of political control on basic rights of association, expression, assembly."