Yes / no, is the following a verifiable fact?
"Peppermint undoubtedly and completely cures common headaches and nausea."
no
The Peppermint plant can be used to help ease headaches, but is not a known cure for headaches.

Is the following sentence factually correct?
"Stanford University generates a small amount of wealth from its operations."
Options:
- yes
- no
no
Stanford University accumulates a huge amount of wealth from it's students tuition fees.

"Douglas Adams worked as a comic writer whose works satirize contemporary life through a luckless protagonist who deals ineptly with societal forces beyond his control."
Is the above claim true?
Options:
- yes
- no
yes
The sentence is true because there is plenty of evidence through the work (books) he put out to the public.

"The Golden eagle Once widespread across the Holarctic, it has disappeared from many areas which are now more heavily populated by humans."
Is the above claim true?
Options:
- yes
- no
no
The golden eagle was Most breeding activities take place in the spring; they are monogamous and may remain together for several years or possibly for life.