单项选择题

A.90mmHg~140mmHg/60mmHg~90mmHg,脉压差≥30mmHg
B.90mmHg~140mmHg/60mmHg~90mmHg,脉压差≥15mmHg
C.90mmHg~140mmHg/60mmHg~100mmHg,脉压差≥30mmHg
D.90mmHg~140mmHg/50mmHg~90mmHg,脉压差≥25mmHg
E.90mmHg~140mmHg/60mmHg~100mmHg,脉压差≥40mmHg