从所给的四个选项中，选择最合适的一个填入问号处，使之呈现一定规律性（    ）

(单选题)According to Paragraph 5, grade forgiveness enable colleges (单选题)What was the original purpose of grade forgiveness? ( ) (单选题)What is commonly regarded as the cause of grade inflation? ( (单选题)In this text, the author presents a problem with ( ). (单选题)The author suggests that tax policies be aimed at ( ). (单选题)Education in the age of automation should put more emphasis (单选题)Which of the following best represent the author's view? ( (单选题)Who will be most threatened by automation? ( ) (单选题)Which of the following best fits the style of this passage? (单选题)What do the examples of watch show? ( )