Question. Pick which sentence is not logical.
Options:
- Sentence A: "He typed the document on his PC"
- Sentence B: "He typed the document on his bag"

Answer. Sentence B
What step-by-step reasoning justifies that answer?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Reasoning: A document cannot be typed on a bag as it is not thin like paper.