National surveys on adolescents of different social classes has found that lower-income youth are more likely to have fun than upper-class youth. economically privileged youth are more likely than their less privileged peers to define their activities as fun and not work. there are no significant differences in the activities of adolescents of different social classes. the world seems more "work-like" for economically privileged adolescents.

I believe the answer is: economically privileged youth are more likely than their less privileged peers to define their activities as fun and not work.

In general, economically privileged youth experience less to no hardship compared to the less privileged youth. This make them much more likely tobe able to see various events in front of them as something fun and not work since they know that they always have some sort of safety net that guard them if they fail.

world bank is the correct answer.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.