D. Music has adapted to all of the technology that it is likely to
Sometimes people don't want to continue in something they aren't good at because they either don't like to work for it or they don't like having something they can't do. They want to excel in every aspect of their life. But some people, like me, just realize that they are not good and don't necessarily see it taking them anywhere, so they don't try. You understand?
TU increases with an increase in consumption of a commodity as long as MU is positive. In this phase, TU increases but a diminishing rate as MU from each successive unit tends to diminish. ... When consumption is increased beyond the point of satiety, TU starts falling as MU becomes negative.
