To reduce spam mails, which of the following is NOT suggested by David？A．Be aware of where

To reduce spam mails, which of the following is NOT suggested by David？

A．Be aware of where you leave your e-mail address.

B．Be aware of whom you give your e-mail address.

C．Use different address for work email and home email.

D．Ignore the websites which will expose your e-mail address.

请帮忙给出正确答案和分析，谢谢！