A．They hate the constant pressure and strain of their study.
B．They will be able to stay longer in the university.
C．Such positions help them get better jobs.
D．Such positions are usually well paid.

A．Piano music could interfere with your reasoning ability.
B．The effects of music do not last long.
C．The more you listen to music, the higher your test scores will be.
D．Music, whether classical or rock, helps improve your memory.