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".
Q: [header] How to get rid of mold smell in front loader washing machine [title] Clean the gasket. [step] This is the rubber strip on the door and inside that provides a tight seal when the door shuts. [substeps] Use a rag or towel to wipe the gasket down. <sep> (A) Be sure to wipe off any dirt or chemicals so you don't leave streaks behind. After wiping, remove it with a dry, paper towel. (B) You can use hot soapy water or a small spray of mildew cleaner. If you use mildew cleaner, be careful with these chemicals as they can irritate skin. (C) You may want to soak it in water for 30 seconds, which will loosen any trapped dust and dirt. Afterwards, wipe the surface dry with a clean cloth. (D) Shake the gasket off and allow the area to dry completely before you begin. Add new gaskets or repeat that process if you hear the gasket rattling about.
A:
B