"Birdwatching originated when an undisclosed man believed birds were watching him."
Is the above claim true?
Options:
- yes
- no
no
Birdwatching actually began as an interest in learning more about birds.

Does the following sentence make sense?
"Bastille Day French have no influence on the Australian way of life."
Options:
- yes
- no
no
The French have influence Australian livelihood and are proud to be influencers.

Is the following sentence factually correct?
"Spinach makes up a common component of salads."
Options:
- yes
- no
yes
Spinach is a leafy green, which is used as a base for salads.

Yes / no, is the following a verifiable fact?
"Pythagoras developed his own theory to explain how music works."
yes
Pythagoras was a philosopher who had many theories about math and music.