Because hyphens divide the numbers on your social security card into three segments, it is easier for you to remember this nine-digit number. This illustrates: A. maintenance rehearsal B. key number system C. method of loci D. chunking

The answer is D - Chunking

Explanation:

Chunking is a way of grouping words or numbers together into chunks so they can be easier stored in the memory and easily remembered. It can include the use of spaces or dashes (hyphens) or spaces.  Examples of areas they are used are social security numbers, phone numbers, credit card numbers

For example the following numbers are without any chunking: 5558698492

To chunk this number will be: 555-869-8492.

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