classes:  lecturer. It's easy, but not attending and creating deadlines for practice sessions will have a more negative than positive effect.  curriculum. It's easy, but not attending and creating deadlines for practice sessions will have a more negative than positive effect.  facility. It's easy, but not attending and creating deadlines for practice sessions will have a more negative than positive effect.  general. It's easy, but not attending and creating deadlines for practice sessions will have a more negative than positive effect.