Q: Does the following sentence make sense?
"Ecotourism saves the planet by recycling items."
Options:
- yes
- no
A: The answer is no.
Chain of thoughts: Ecotourism can damage the environment because people leave waste on their travels.

Q: Yes / no, is the following a verifiable fact?
"Frankenstein represents the name of a man who fought in the second world war."
A: The answer is no.
Chain of thoughts: Frankenstein did not fight in WW2, he was a character in a book.

Q: Yes / no, is the following a verifiable fact?
"A Chord plugs an appliance into the wall."
A: The answer is no.
Chain of thoughts: A chord creates music and harmony, while a cord is what can be used to plug an appliance into the wall.

Q: Yes / no, is the following a verifiable fact?
"Dementia causes victims to experience memory loss."
A:
The answer is yes.
Chain of thoughts: My sentence is true because there are many scientific journals that validate that the claim is true.