The human eye has several weaknesses, one we are very familar with is the blind spot. The eye is also still evolving so nothing is really perfect.
no
Yes / no, is the following a verifiable fact?
"The human Eye is a perfectly formed organ."
Explanation and answer: Leonardo da Vinci's inventions are ahead of his time.
yes

The corresponding question: Is the following sentence factually correct?
"Leonardo da Vinci invented many machines that are still relevant today."
Options:
- yes
- no
It is true that Big Hero 6 is a fun and entertaining film.
yes
Is the following sentence factually correct?
"For the family, Big Hero 6 is a full of excitement and action."
Options:
- yes
- no
Explanation and answer: Monks forgo most worldly commodities to live simple lives serving the average person in the name of god.
yes

The corresponding question: Is the following a factual statement?
"Monks live simple and humble lives."
Options:
- yes
- no
Extremism actually describes an ideology of extreme acts.
no
Is the following statement true?
"Extremism describes the way that skateboarders get over their fear of injury."
The current scientific theories around the formation and evolution of the Solar System are continuously challenged and refined as scientists obtain new empirical and theoretical results.
no
Is the following a factual statement?
"Scientists have already developed a precise theory that fully explains the Formation and evolution of the Solar System."
Options:
- yes
- no