Judicial punishment's power to deter people from committing crimes is a function of the severity of the penalty and t...

The original passage states the 2 things and that too much of one may decrease the other and decrease overall effectiveness. But answer choice A states that too much time spent can decrease the quality but then the last sentence says that spending more time on it CAN lead to success in attaining a first job despite the previous sentence mentioning how more time spent can actually reduce the quality ?