Which of the following statements about software licensing are true? Select 3 options. 1.Proprietary software licenses are more restrictive than open-source software licenses.

2.An end-user license agreement protects both the owner of the software and the purchaser.

3. Both proprietary and open-source software can be modified and redistributed.

4.Open-source software allows developers to create new software more quickly and inexpensively.

5.Free software does not come with a license.

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.

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names

Worth 50 points answer them bc i am not sure if i am wrong