问题详情

The last sentence of the passage implies that______.
A．the seasonal pattern has an impact on food values
B．the seasonal pattern determines a person"s life expectancy
C．the seasonal pattern still influences life expectancy even if nutrition improves at all times of the year
D．the seasonal pattern will not change even if nutrition has improved much in modern age请帮忙给出正确答案和分析，谢谢！