Instruction: Given a question and its related document, determine if the question is answerable by analyzing the information in the document. Output yes if the document addresses the question, or no otherwise.

Input:
Question: What is the wheel material where it meets the rod? Hardened plastic? Rubber? Steel? What is sound level when it rolls? Need for bedroom/bathroom door.
Document: It does the job. Looks good. Easy to assemble. Inexpensive. What more can you want?I unhinged my bathroom door and hung it by this track. It worked beautifully!
beautifully made. i looked all over town and the internet for thishardware. most of them start around $300 and up. or if they'recheaper, too industrial.
Answer: no