Elena finds it very difficult to remember a long string of numbers, so she tries to memorize three numbers at a time. Later, she is able to repeat the numbers correctly because she grouped the numbers...

Elena finds it very difficult to remember a long string of numbers, so she tries to memorize three numbers at a time. Later, she is able to repeat the numbers correctly because she grouped the numbers into more manageable groups of three. This is an example of ________.

A) elaborative rehearsal