The ________ layer of TCP/IP enables client application programs to access the other layers.

A) application
B) Internet
C) network interface
D) transport

TCP/IP

Short for Transmission Control Protocol/Internet Protocol, the fundamental suite of protocols that supports the Internet and facilitates data exchange across interconnected networks.

Application Layer

The top layer in the OSI (Open Systems Interconnection) model, where applications access network services to perform user-oriented tasks.