A pen is used used for writing (not cutting), and the handle is filled with ink (not a blade).is the reasoning for what question and answer pair?
Q: Pick which sentence is not logical.
Options:
- Sentence A: "Knife is an instrument composed of a blade fixed into a handle, used for cutting"
- Sentence B: "Pen is an instrument composed of a blade fixed into a handle, used for cutting"

A: Sentence B