【单选题】

{{I}}Questions 14-16 are based on the following tips to businesswomen. You now have 15 seconds to read questions 14-16.{{/I}} Why should businesswomen have a briefcase when they are traveling

A、They can keep dirty clothes in it.
B．They can keep business documents and papers they no longer neeD、
C．They can keep currently required papers in it.
D．They can look more professional.