The author's attitude toward Richard Lamm's remark is one of ________.

A．medicine will further prolong people's lives
B．life beyond a certain limit is not worth living
C．death should be accepted as a fact of life
D．excessive demands increase the cost of health care

A．Americans are better prepared for death than other people
B．Americans enjoy a higher life quality than ever before
C．Americans are over-confident of their medical technology
D．Americans take a vain pride in their long life expectancy