question in book:
Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "there are usually more students than teachers in a school"
- Sentence B: "there are usually more teachers than students in a school"

standard solution:
Students make the maximum percentage of population in school.
The answer is Sentence B.

[TEACHER] Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "A baby is a old person."
- Sentence B: "A baby is a new person."

[Student] A baby is a person that was just born recently.
The answer is Sentence A.

Teacher: Which of the following sentences is nonsensical?
Options:
- Sentence A: "A plumber can fix a faucet"
- Sentence B: "A plumber can fix a computer"

Student: A plumber does not have the technical knowledge to fix a computer.
The answer is Sentence B.

question in book:
Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "Nail is a small piece of metal which is inserted into a lock and turned to open or close it"
- Sentence B: "Key is a small piece of metal which is inserted into a lock and turned to open or close it"

standard solution:
Nail's main use is to anchor any object to another.
The answer is Sentence A.

[TEACHER] Which of these sentences doesn't make sense?
Options:
- Sentence A: "I would learn a language because i need to travel"
- Sentence B: "You would learn a language because i need to travel"

[Student] The person that needs to travel should learn the language, because they are the one who will need to use it.
The answer is Sentence B.

[TEACHER] One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "He told her a happy story to cheer her up."
- Sentence B: "He told her a sad story to cheer her up."

[Student]
A sad story will make her feel worse.
The answer is Sentence B.