Um. Sorry not to be rude but please be a little more specific.. I don't know what's going on here haha
You can search online you can approach companies in person
I dont think its correct. the correct version in my opinion is with the point mentioned above.
hope this helps you
Answer:
1. Don't know
2. You can unscrew a lightbulb
3. There are no stairs it's a one story house.
Explanation: