is an internationally recognized "missing child" safety program in the United States (and Canada), originally created by Wal-Mart retail stores in 1994. Today, many department stores, retail shops, shopping malls, supermarkets, amusement parks, and museums participate in the program. Legislation enacted by Congress in 2003 now mandates that all federal office buildings use the program.

Code Adam.

Explanation:

Code Adam is a program for 'missing child' in the United States and Canada. The name of this program was named in remembrance of Adam Walsh. Adam Walsh was a 6-year-old child and a son of John Walsh who was the host of the program named 'America's Most Wanted' who was abducted and killed in 1981. Adam was abducted from a retail store in Florida.

The code Adam program was developed by Wal-Mart, a retail store, in 1994. Now many departmental stores participate in code adam as a safety measure for a missing child.

So, the correct answer is code adam.

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