It is an array containing information such as headers, paths and script locations wherein it is created by the web server itself
select one:
a. $_session
b. $_request
c. $_server
d. php_self

c. $_SERVER

Explanation:

$_SERVER is an array in PHP containing information about headers, paths, and script locations.

Example usage:

echo $_SERVER['HTTP_HOST'];

This will print information about HTTP_HOST header.

echo $_SERVER['DOCUMENT_ROOT'];

This provides information about document root path.

echo $_SERVER['SCRIPT_FILENAME'];

This provides information about the currently executing script.

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