Students self-rating on "emotional health" and "physical health" reached all-lime lows. The reason may be ______.

A．Students were becoming more and more interested in business fields.
B．College freshmen were becoming more and more indifferent to politics.
C．Students were giving more and more support for handgun control.
D．Students were giving more and more support for legislation to out law homosexuality and marijuan

A．more than half of college freshmen planned to seek advanced degrees
B．men, for the first time in the history of the survey, were more likely than women to pursue ail major types of advanced degrees
C．in 1993, more men than women sought such degrees
D．both A and C