Consider some of the contact management software inside a phone. You've noticed that your

phone has the ability to display the name of one of your stored contacts when they call you or

you dial their number. You can also list all of your contacts in alphabetical order $($based on the

name you've given them.$)$ Answer the following questions, labeling each part clearly. This is a

narrative question, code neither required nor desired.

If you were asked to enact such capabilities, what would be$...$

The data structure$($s$)$ you'd utilize

Your choice of algorithm $($all the steps, don't just throw out a name$)$ to determine the

number being dialed or originating the call is in your contact list, and if so$,$ display the

contact's name

Your choice of $($detailed$)$ algorithm in providing the list in order

The costs $($clearly labeled$)$ to set up the data, maintain the data, and to perform the

operations in b$)$ and c$)$ above.