Detailed Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Problem:[header] How to stain teak furniture [title] Wipe dirt, dust and debris off. [step] You can use a dry paper towel or a cloth to brush any dirt off. If there are more tenacious spots to clean off, you can use a wet rag to rub them clean. <sep> (A) [title] Remove stains from a teak by blotting them down with a dry paper towel. [step] Follow the same cleaning measures you used with the stain. (B) Run over them using cleaner until the stain is gone. [title] Try using a combination of wood stain and oil. (C) [substeps] Don't use any cleaning products. You might damage the wood, but you'll definitely make the staining process more difficult. (D) Get rid of as much dirt as possible by spreading the stain on a light, fluffy cloth or your hand, and wiping it off. [title] Use bleach solution and water to scrub.
Solution:
C