They have belief that they can change the world.
Car's.
One car has four tires, and the word 'all' gives out that this is only one car.
The answer is A .................................
I think the statement that correctly uses commas is, "Tony thought the problem seemed simple. After working on it for an hour, however, he changed his mind." In this statement, it clearly sends the message that after Tony worked on the problem for an hour, he concluded that is was not an easy problem.
Answer:
Satire is used by him to show that being a carbon copy isn't the best way to live, and that there is a better way. His real target is society. He implies that everyone tries to build character, but they continue to do the same thing as everyone else.