Person A: Where is the closest place outside of one's own home that a grill can be found?
Options:
- backyard
- restaurant
- these twos places are  cannot be found ..
- barbeque
- neighbor's house
Person B: Let me think. Neighbours are people who live in nearby places. People generally live in houses. Neighbours house is a house beside ours. The answer is neighbor's house.

Person A: The tourists spent all day seeing the landmarks, they started at a subway station on upper west side of where?
Options:
- toronto
- manhattan
- san jose
- large city
- city underground
Person B: Let me think. At manhattan, the tourists can see the landmarks. The tourists spent all day at a subway station on upper west side of manhattan. The answer is manhattan.

Person A: Billy wanted to return home, but his mother told him to do what?
Options:
- run away
- leave
- going away
- backspace
- go away
Person B: Let me think. Billy's mother told him to go away, but he wanted to return home. The answer is go away.

Person A: The pencil fell to the floor. John picked it up and put it back where it was. Where did john put it?
Options:
- shelf
- classroom
- office depot
- road
- cup
Person B:

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
Let me think. Shelf is usually located at a speicific height. A pencil has the possibility of falling down when kept on a heighted surface. The answer is shelf.