A notation for defining the form and structure of data is known as

Data description language
Binary language
Data channel
Data definition language E. None of the above

The correct answer is: Data definition language (DDL).

A data definition language (DDL) is a set of statements used to define the structure of data in a database. It is used to create, alter, and drop database objects such as tables, views, and constraints.

A binary language is a language that uses two values, 0 and 1, to represent information. It is the most common type of language used by computers.

A data channel is a physical or logical path that data travels along. It can be a wire, a cable, or a wireless connection.

None of the above options are correct.