Vendor: CompTIAExam Code: JK0-016Exam Name: CompTIA E2C Network+ (2009 Edition) ExamQUESTION 1In the OSI model, which of the following layers would be the cause of a session time-out while browsing the web? A.    Layer 2B.    Layer 3C.    Layer 5D.    Layer 7 Answer: C