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". 

[EX Q]: [header] How to spot an online scam [title] Ask yourself: do they require you to pay money up front? [step] If they are requiring any sort of up front payment to use their services, it is almost always a scam. Many of them will claim that it's for the cost of training, etc. Most of that is just lies. <sep> (A) More often than not, the scammer will take your money and run. [title] Ask yourself: do they promise that you will become rich overnight? [step] Let's face it. (B) They may also require you to pay them a fee to do the work of the scam. [title] Start by taking note of the offer terms. (C) If you fail to pay them back, they won't actually use the services they have. Sometimes, scammers simply want to get their money from you to start their scam. (D) Do not discuss this with anyone else, unless you know for sure that it is indeed a scam. [title] Determine whether you're being harassed.
[EX A]: A

[EX Q]: [header] How to clean sperrys [title] Remove caked-on dirt with a bristle brush. [step] Using a soft toothbrush or a bristle brush made for leather, gently brush away any dirt, dust, or debris. Brush the leather with soft strokes in the same direction. <sep> (A) [substeps] Brushing the pricier areas first helps to allow for better handling of all surfaces. [title] Dust the back and sides of the flaked-off parts with a lint-free cloth. (B) If you scrub the shoes in multiple directions, you're likely to leave scars. [substeps] Use a rubber-bristled brush rather than a nylon-bristled brush. (C) [substeps] When applying pressure, make sure to keep the bristles away from your sperrys' feathers. It helps to remove any stuck on insects. (D) [substeps] Sweep or wipe off any grime stuck to the surface. Dry the area with a soft cloth or a clean towel afterwards.
[EX A]: B

[EX Q]: [header] How to start a hair care routine [title] Know your hair type. [step] Every person has different hair, and it often needs to be treated and taken care of in different ways. Learn what type of hair you have in order to take care of it in the best way possible. <sep> (A) [substeps] Hair types: curly and crunchy, long and curly-style, and fragile, naturally fragile--both whether they're dry or clean. Curly hair: hair that's clean and flyaway, rarely frizzy, seemingly tiny, and tends to curl and fall out almost immediately. (B) [substeps] Dense, curly hair needs to be conditioned like shampoo and conditioner. Fragile hair needs a roller cut or gel (for dry hair) and a chignon; dense, thick hair needs a chignon; extra thick hair needs a club. (C) [substeps] Hair types are generally light and thick, with varying degrees of thickness. Darker hair generally has coarse ends, while lighter hair tends thicker. (D) Go a few days with natural hair, not using any products, and observe what your hair tendencies are. You may discover that your hair is : [substeps] Oily dry normal wavy straight curly thick fine once you have figured out your hair type, always treat your hair in accordance with that.
[EX A]:
D