You are performing text mining on a customer review dataset containing 200 customer reviews. Answer the following questions:

c. In addition to the review text data, each customer also provided a rating score, with 1-star representing poor and 5-star representing excellent. Suppose your text mining task is to predict ratings based on the customer reviews. Which of the three techniques below is NOT appropriate for your task? Choose only one answer. (i) J48 decision tree algorithm (ii) support vector regression (iii) k-means algorithm