question in book:
Which of these sentences doesn't make sense?
Options:
- Sentence A: "If you want to get a job, you must learn a skill first"
- Sentence B: "If you want to get a job, you mustn't learn a skill first"

standard solution:
You can only do a good job if you have the skills you need to do it.
The answer is Sentence B.

[TEACHER] One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "she planted a tree in her yard"
- Sentence B: "she planted a tree in her bedroom"

[Student] A tree should not be planted in the bedroom because it is not the place to grow trees.
The answer is Sentence B.

Teacher: Which of the following two sentences does not make sense?
Options:
- Sentence A: "The ear is the organ to see"
- Sentence B: "The eye is the organ to see"

Student: Ears are on the side of your head, this wouldn't be practical.
The answer is Sentence A.

question in book:
One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "He is afraid of the dark, so he hardly goes out at night"
- Sentence B: "He is afraid of the dark, so he goes out every night"

standard solution:
It is dark at night, so going out would make him more afraid.
The answer is Sentence B.

[TEACHER] Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "he eats a table for dinner"
- Sentence B: "he eats a cake for dinner"

[Student] People do not eat tables because they are not food.
The answer is Sentence A.

[TEACHER] Of the following two sentences, which one is against common sense?
Options:
- Sentence A: "Jimmy married an alien."
- Sentence B: "Jimmy married a foreigner."

[Student]
There is no proof that aliens exist so he did not marry one.
The answer is Sentence A.