The writer is critical of ______.

A．you can get a high school diploma without difficulty
B．you will be successful in an elementary school
C．you can be professionally successful without a diploma
D．the least you should do is to get a diploma

A．have difficulty getting properly employed
B．be employed in the fields of commerce or industry
C．have to fill out application forms month after month for others
D．work in schools or colleges with low pay