Given the task definition and input, reply with output. 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".

[header] How to maintain your kitchen knife [title] Always cut on a cutting board. [step] Using marble, granite, or any other solid surface is too hard and unyielding for a kitchen knife. This can dull your knife much more quickly. <sep> (A) [substeps] Choose a wooden cutting board instead of one made of plastic or any hard, solid material, such as glass. [title] Sharpen and hone your knife regularly. (B) You will need to use a sharp cutting board that is 3 to 4 feet (1.8 to 3.2 m) in diameter to cut. Marble is also particularly sensitive to pressure and is prone to rust. (C) [title] Sharpen your knives using a spare set of knives. [step] These knives have rounded sides that are meant to make the blade sharper. (D) To prevent damage to the knife, never apply pressure to the handle. [title] Make a point of removing all fat and weed from the blade.
A