Researchers are studying the distribution of subscribers to a certain streaming service in different populations. From a random sample of 200 people in city c, 34 were found to subscribe to the streaming service. From a random sample of 200 people in city k, 54 were found to subscribe to the streaming service. Assuming all conditions for inference are met, which of the following is a 90 percent confidence interval for the difference in population proportions (city c minus city k) who subscribe to the streaming service?.