Which of the following layers provides end-to-end service?

A.
Network Layer

B.
Link Layer

C.
Transport Layer

D.
Presentation Layer

Explanation:
Session services located in the Transport Layer both segment and reassemble the
data from upper-layer applications and unite it onto the same data stream, which provides end-toend data transport services and establishes a logical connection between the sending host and
destination host on a network.
Pg. 82 Krutz: The CISSP Prep Guide.