Question ID:PT41 S3 Q25 Passage:Most serious students are happy students, and most serious students go to graduate school. Furthermore, all students who go to graduate school are overworked. Stem:Which one of the following can be properly inferred from the statements above? Correct Answer Choice:BChoice A:Most overworked students are happy students. Choice B:Some happy students are overworked. Choice C:All overworked students are serious students. Choice D:Some unhappy students go to graduate school. Choice E:All serious students are overworked.