A one person game is a game that you play alone. A lot of computer games are one-person where you play by yourself to get a high score, or to gain levels, or whatever. Sometimes they have games where you can play with other people, either competitively or cooperatively.
No, it is a one person game
4
You tell one person something(whispering). and that person whispers it to the next person.
You control and play as the character in a first-person perspective. However, the game features more than one protagonist and the game switches between these protagonists; therefore technically, making Call of Duty a third-person game.
by being better than the other person
Solitaire
Multiplayer ?
Yes. Solitaire is a card game played by one person by themselves.
The only person that I know of that has one is Sundin_713.
a maze
Yes, you can say "uno" before the other person in a game of Uno to indicate that you have one card left.
The game of "Telephone" is an experiment that demonstrates how a story changes from person to person. In this game, one person whispers a message to another person, who then passes it on to the next person, and so on. By the end of the chain, the original message has often been distorted or completely changed, illustrating how information can be altered as it is passed from one person to another.