Bryan hears the following statement: "Either the train is moving or it is not moving." If Bryan is in the formal operational stage, he will say that
A) he needs to see the train to determine whether the statement is true or false.
B) the statement is true.
C) the statement is false.
D) the statement is both true and false at the same time.

Question

Quizplus · Accepted Answer

If Bryan is in the formal operational stage, he will understand the concept of logic and the law of excluded middle, which states that a statement must either be true or false. In this case, the statement "Either the train is moving or it is not moving" is an example of a logically true statement (known as a tautology) because one of the two options must be true. Therefore, option B is the correct answer.

Bryan Hears the Following Statement: "Either the Train Is Moving