Among North American school-age children, there is a strong positive correlation between obesity and the amount of television watched. Ttherefore, with the arrival of interactive television, obesity among North American school-age children will increase. The argument requires the assumption that
A: North American school-age children will increase their television viewing with the arrival of interactive television
B: a sedentary lifestyle is among the most important causes of childhood obesity
C: genetics makes no significant contribution to obesity
D: obesity among North American school-age children increased as cable television became widely available
Choose A, B, C or D as your solution.
A