Please do not take my word on this because i am no 100% sure but i think it is B because he is using a metaphor to compare his life to crystal stairs.
There are many important factors of keeping the house clean, some of which are health factors, safety requirements, and also happier life style. When you were keeping the house clean especially if you have children or animals it is a imperative choice to make sure that you keep your house at a certain level of cleanliness and able to make sure that you can keep your animals or your children safe and healthy. Also meeting safety requirements comes with buying a house, if you do not take the proper steps to keeping a house clean You might even get your house taken away! Lastly, I happier life style can come with having a clean house that way you can have room to do more stuff in your house and make more memories you might even get your house taken away! Lastly, I happier lifestyle can come with having a clean house that way you can have room to do more stuff in your house and make more memories. these are all the reasons why it is so important to keep her house clean.
Answer:
<h3>Falling action action</h3>
entomology i may be wrong but this is the answer that i got