The sentence "But even those changes would fall well short of going Dutch. " in the last p

aragraph is closest in meaning to ______.

A．US effort to change is far from enough to catch up with Netherlands

B．US effort to change will not help to provide retirees with enough money to go to Holland

C．changes made in the United States will not make everybody pay the same amount of money

D．changes made in the United States will never improve the country's social security system