Teacher: One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "Turning a light switch off illuminates a dark room"
- Sentence B: "Pressing the light switch on illuminates a dark room."

Student: Turning of the lights would not illuminate a room.
The answer is Sentence A.

Teacher: One of the following sentences is nonsensical. Which one is it?
Options:
- Sentence A: "The old lady watched her favorite show on the television."
- Sentence B: "The old lady watched her favorite show on a phone book."

Student: You can't use a book to watch TV.
The answer is Sentence B.

Teacher: Which of the following sentences is nonsensical?
Options:
- Sentence A: "office dragons fled in panic as the fire broke out"
- Sentence B: "office workers fled in panic as the fire broke out"

Student: Dragons aren't real and if they were they probably wouldn't work in offices.
The answer is Sentence A.

Teacher: Which of the following sentences is nonsensical?
Options:
- Sentence A: "Don't eat too much potato chips, they are junk food"
- Sentence B: "Don't eat too much salad, they are junk food"

Student:
Reason: Salad is made of mostly vegetables, which are healthy.
The answer is Sentence B.