For these reasons,I believe that lawmakers need to legislate (立法) against spam.Spammers

For these reasons,I believe that lawmakers need to legislate (立法) against spam.Spammers should be fined,and perhaps sent to prison if they continue to disturb people.E-mail is a tool which helps people all over the world to communicate conveniently,but spam is destroying this conwenience.

57.What does the underlined word “correspondence” in the Paragraph 1 probably mean?

A.messages

B.ideas

C.connections

D.programs