In a certain school, 17 percent of the students are enrolled in a psychology course, 28 percent are enrolled in a foreign language course, and 32 percent are enrolled in either a psychology course or a foreign language course or both. What is the probability that a student chosen at random from this school will be enrolled in both a foreign language course and a psychology course? 
选项为:A:$$0.45$$  B:$$0.32$$  C:$$0.20$$  D:$$0.13$$  E:$$0.05$$  请回答其中一个选项.