13. We learned to use the (sentiment) package to perform sentiment analysis. The sentiment_by() function in the package uses a "dictionary look-up" approach to score sentences. Which of the following sentences cannot be scored correctly using this approach? A) " like iPhone." B) "After injection of the drug, my pain is worse." C) "Got to the airport 4hrs early. Despite there being 67 open seats on the earlier flight to Vegas. AmericanAir CS said I couldn't get on" D) "Honda Accords and Toyota Camrys are nice sedans." 14. Which of the following method is for simulating discrete random variables? A) The Rejection method with uniform envelope. B) The Inverse CDF method. C) The rnorm() function. D) The sample() function in R