【单选题】

Landsat 7 shows how changes have occurred on land by sending back ______.
A．images taken with a Polaroid camera

B．the latest images taken by a government satellite
C．a television camera
D．astronauts

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根据网考网移动考试中心的统计，该试题：

27%的考友选择了A选项

68%的考友选择了B选项

4%的考友选择了C选项

1%的考友选择了D选项

Landsat 7 shows how changes have occurred on land by sending back ______.A．images taken with a Polaroid camera