According to the author, which of the following statements is TRUE about the modern busine

According to the author, which of the following statements is TRUE about the modern business life？

A．The problem of e-mails is worse than meetings for the employees.

B．Workers usually schedule pointless activities on a treadmill.

C．Employees are very busy due to inefficient management.

D．Workers write and respond to e-mails to speed up their work.

请帮忙给出正确答案和分析，谢谢！