As the Chief Security Officer for a small medical records processing company, you have just finished setting up the physical security for your new office. You have made sure that the parking lot is illuminated, that you have guards at the door as well as doing periodic patrols, and you have badge readers throughout the building at key locations. You also have put biometric access technology on the data center door. And of course, you have cameras in the parking lot, building entrances, and the data center entrances. This is an example of which security concept ?

The north and south regions had very diferent economies in the 1800s.

Design a class tictactoe that: holds the following information about the game: two-dimensional array (3 by 3), and winner. add additional variables as needed. includes the functions to perform the various operations on objects. for example, function to print the board, getting the move, checking if move is valid, determining if there is a winner after each move. add additional operations as needed. includes constructor(s). write the functions of the class, and write a program that uses the class. the program should declare an object of type tictactoe. the program will create the board and store it in the array. the program will allow two players to play the tic-tac-toe game. after every valid move update the array, check if there is a winner. if there is no winner and no tie, then print the board again to continue.

You wanted to look up information about alzheimer's, but you were unsure if it was spelled "alsheimer's" or "alzheimer's." which advanced search strategy would be useful? a) a boolean search b) using a wild card in your search c) trying different search engines d) doing a search for "alsheimer's not alzheimer's" asap. ill give brainlist.