**Q**
Is the following statement true?
"In Iron Man Robert Downey Jr. plays the main character."
**A**
yes
Robert Downey Jr. plays the role of Iron Man in the movie.


Claim: "Scientists, or technicians, tend to perform DNA sequencing."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
yes
Professionals other than scientists tend not to perform DNA sequencing.


**Q**
Yes / no, is the following a verifiable fact?
"Because the Cell wall of humans have been proven to be much thinner then every other animal, it makes us more susceptible to viruses."
**A**
no
There are a huge number of different cells all with different properties and cell wall thickness. The statement above is too simplistic and completely wrong.


Claim: "The Calabrian word 'Ndrangheta derives from Greek andragathía, meaning heroism and manly virtue."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
yes
In many areas of Calabria, the verb 'ndranghitiari, from the Greek verb andragathízesthai, means "to engage in a defiant and valiant attitude".


**Q**
Yes / no, is the following a verifiable fact?
"The Long Island Rail Road stretches across the entirety of the country."
**A**
no
The Long Island Rail Road only goes through the state of New York.


**Q**
"The Exorcist stars Tom Hanks."
Is the above claim true?
Options:
- yes
- no
**A**
no
Tom Hanks does not star in The Exorcist, and was not even a famous actor at the time of its release.