Teacher: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".
Teacher: Now, understand the problem? Solve this instance: [header] How to change engine oil and oil filter for perodua kancil 850 (new model ) [title] Before you start to service your car, prepare the tools and equipments such as a funnel, oil filter, spanner, wrench and genuine engine oil. [title] Park the vehicle on a level surface. [step] Warm up the engine to operating temperature and stop it. <sep> (A) Should it slow down (or try to slow down or fail to engage the gas before driving) you could right into the breakdown wall or something, ruining the vehicle. Find an empty road someplace that is free from lots of clutter. (B) [title] Lay used newspaper or old box below the drainage engine. [title] Place a container under the oil pan for draining engine oil. (C) Push the turn bar bar out to get started so that the new oil is running smoothly. Run some line on the outside of the inner tube with the old oil oil (i.e., let it cool). (D) Check on the oil and oil tube for any last minute changes before attempting to perform so as not to change the engine in an accident. [substeps] If you are performing this for a licensed vehicle, follow the command you entered in the owner's manual.
Student:
B