单项选择题

Directions: In this section you will hear two mini-talks. At the end of each talk, there will be some questions. Both the talks and the questions will be read only once. After each question, there will be a pause. During the pause.
According to the talk, how many e-mail users in America check e-mail on vacation

A. Forty-two percent.
B. Nearly one in four.
C. Six percent.
D. One million.