You can check the copyright date or sometimes there will be a section where it tells you the date it was written and last updated.
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Answer:
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“The Last Lecture,” Randy Pausch Why does Pausch talk about football? He wants to tell the audience that he did not achieve all of his goals. He wants to let the audience know that mastering the basics is key to achieving goals. ... He wants the audience to try playing football so they can enjoy a similar experience.
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I would go to the moon and mars. Fly a rocket and drive a rover.
Answer:
Visual aids are items of a visual manner, such as graphs, photographs, video clips etc used in addition to spoken information.
