速看：2020对外经济贸易大学考研复试分数线已公布

遗传素质对人的发展的作用和影响不包括（　　）

A.遗传素质是人的发展的物质前提
B.遗传素质为人的发展提供了可能
C.遗传素质决定了人的发展
D.遗传素质对个体发展的影响随年龄的增长而在总体上呈减弱趋势

Being fat doesn’t necessarily mean you're unhealthy,according to a new study.Researchers at York University in Toronto found that obesity 1 doesnt increase your risk for mortality 2 it's 3 another metabolic risk factor,such as high blood sugar or high levels of bad cholesterol This is 4 most of the literature,Jennifer Kuk,a（n）5 professor of kinesiology at York University,writes in a press 6.She says 7,most studies defined"healthy"obesity 8 having up to one metabolic risk factor--which is an issue,9 conditions like high blood sugar and bad cholesterol increase mortality risk for anyone,skinny or fat.This is likely 10 most studies have reported that healthy'obesity is still 11 higher mortality risk,she says.The study looked at data of 54,089 men and women from five large studies,and 12 them into two groups:those who were obese and had no metabolic risk factors,and those who were obese and had metabolic 13 such as elevated glucose,blood pressure or lipids Researchers then looked at how many people in each group died,and 14 their numbers to the death rate for 15-weight folks who had no metabolic risk factors We found that a person of normal weight 16 no other metabolic nsk factors is Just as likely to die as the person with obesity and no other risk factors,"Kuk says.according to their 17 individuals with metabolically healthy obesity are actually not at an elevated mortality 18 This means that hundreds of thousands of people in North America with metabolically healthy obe sity will be told to lose weight when it's 19 how much benefit they'll actually 20 she concludes
4选？

A.in the case of
B.in contact wit
C.in contrast with
D.in cooperation with