Is the following sentence factually correct?
"Stanford University students are some of the smartest in the US."
Options:
- yes
- no

Let me think out loud. Stanford University is a very prestigious school who doesn't take just anyone. The answer is yes.

Yes / no, is the following a verifiable fact?
"Jack Black was a general during World War 2 on the campaign against Germany."

Let me think out loud. This is an outlandish statement and indeed false. The answer is no.

Yes / no, is the following a verifiable fact?
"The content of Philosophy and economics has increased since the 1980's."
Let me think out loud. These subjects show a less broad curriculum then, than now. The answer is yes.