Read the excerpt from The Code Book.The difference between ordinary and digital mail can be illustrated by imagining that Alice wants to send out invitations to her birthday party, and that Eve, who has not been invited, wants to know the time and place of the party. If Alice uses the traditional method of posting letters, then it is very difficult for Eve to intercept one of the invitations. . . .In comparison, Eve's task is made considerably easier if Alice sends her invitations by e-mail.
Answer
b
by citing statistics about both kinds of mail
b
by offering quotes from experts on the subject
b
by relating a personal experience of both kinds of mail
b
by sharing a hypothetical story as an example of the subject
Explanation
The author imagines Alice sending birthday invitations and Eve trying to discover the party details. This made-up scenario illustrates the difference between ordinary mail and e-mail, so the method is sharing a hypothetical story as an example. The excerpt does not give statistics, expert quotes, or a personal experience.
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