The nurse is teaching breast self-examination (BSE) to a college student. The nurse knows that the client understands the best time to examine her breasts when she says:

A. "I’ll examine my breasts 1 week after my period starts. "
B. "I’ll perform a BSE just before my period starts. "
C. "I must examine my breasts the same time each day. "
D. "Every time I shower I’ll do a breast examination. "

人们之所以愿意使用信用卡，是因为它对于持有者来说，具有以下优点[ ]

A．不需要任何条件可以随意申领

B．可以到任何地点进行消费

C．它集存款、取款、贷款、消费、结算、查询为一体

D．可以任意透支