This may be because, as usual, of an employee who doesn't want to be responsible for a higher or more jobs, even though it has been the development of performance skills, that can be seen coming.
This is probably because a regular employee who did not want to be responsible for a higher or more, although it has been developing performance skills can be seen coming up.
This is probably because a normal employees who don't want to be responsible for a higher or more though developed performance can be seen on skill here.