Christopher Columbus sailed from Western Europe to what we now know as North America in the late 15th Century.
yes
Yes / no, is the following a verifiable fact?
"Christopher Columbus explored a large portion of the world during the Age of Discovery."
Explanation and answer: There is no other such large grouping of asteroids within the solar system.
yes

The corresponding question: "Most Asteroids orbit between Mars and Jupiter."
Is the above claim true?
Options:
- yes
- no
Malaysian Airlines Flight 370 disappeared in a crash.
no
Does the following sentence make sense?
"Malaysia Airlines Flight 370 landed safely after takeoff."
Options:
- yes
- no
Explanation and answer: No one has detected an invisible man to this point, there is not substantiated research that one does exist.
no

The corresponding question: Yes / no, is the following a verifiable fact?
"The Invisible Man can get you free money from a bank for right now if you call out his name."
Art Dealers are not known for selling skateboarding gear.
no
Yes / no, is the following a verifiable fact?
"The Art dealer ran over to the kids offering to sell them skateboard gear."
There are Jujutsu gyms located in the United States.
yes
Is the following sentence factually correct?
"People in the United States sometimes practice Jujutsu."
Options:
- yes
- no