The big man's rudeness was due to ______

A．All of them have their headquarters in North America.
B．Labor is an important factor in determining the sites of factories to be built.
C．The Japanese have built their plants primarily along the coasts of the U. S.
D．Goods manufactured in local plants are viewed as imports in some countries.

A．many countries in East Asia are politically hostile to Japan
B．few countries in this region could match Japan in export
C．the governments are not aware of the necessity
D．there is no agreement on the elimination of trade barriers