If a user of this phone system wants to find the most recently deleted message, listen to it, and then record a reply, which of the following sequences of numbers will the user select?
A. 4,7,2
B. 3,2,2
C. 2.4.7.2
D. 1,6,7,1
To find the most recently deleted message, listen to it, and then record a reply, the user would select the sequence of numbers 4, 7, 2. This corresponds to the actions described in the passage as follows: 4 (Listen to deleted message), 7 (Reply), 2 (Record).
Therefore, the Correct Answer is A.