The correct answer is <span>2. By having the witches make a second round of predictions in Act IV, he suggests how Macbeth will actually be defeated in Act V. None of the other options actually happened in the play, which is why all of them are incorrect. However, in number 2, the witches did make a prediction that Macbeth will be defeated, and he really was at the end of the play. He got what he deserved for being too ambitious and killing people.</span>
according to the author this means that a new generation has more technology and can get help more quickly knowing that technology like for example domestic robots, have become a big science nowadays.