The global workplace refers to
a. understanding the development of e-mail.
b. learning how to deal with clients and customers from other countries.
c. handling the process of sending international mail.
d. taking classes in a foreign language.

The correct answer is B. learning how to deal with clients and customers from other countries.

Global workplace doesn't have to do with mail - but with the fact that workplace is no longer limited to one country, but work involves being active internationally.