Match the COBOL Division to the correct explanation.

Question $7$ options:

Data Division

Identification Division

Environment Division

Procedure Division

$1.$

Only machine dependent division of a COBOL program.

$2.$

Has no effect on the execution of the program, but is required.

$3.$

Defines the variable, fields, records, and files in storage.

$4.$

All the functions of an application are authored.