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 bend rebar [title] Understand the structural issues possible with manually-bent rebar and know how to avoid them. [step] When you bend metal, you naturally weaken it. When done correctly, however, you can minimize damage and still get the shape you need to complete the project. <sep> (A) [substeps] Badly bent rebar acts as a buffer for the metal particles of the laser beam. The piece of rebar you are bending dissolves when squeezed into contact. (B) This effect is part of the re-bend method. The process is a little different than rebending a rubber band, but the difference is that you bend it in half by simply opening up a v on each end. (C) Because of this, it's important for you to know how to modify the shape you want the rebar to be. If you have a badly bent rebar, you'll likely create grooves in the rebar that introduce excess material. (D) Keep the following in mind as you work : [substeps] Always note the grade and size of the bar you're bending, checking against the equipment you're using to ensure it works. Check with your project engineer to ensure your bends meet the minimal internal bend diameter.
D

[header] How to earn extra money [title] Get a part-time job. [step] The easiest way to earn extra money is to get a part-time job to supplement your income. Even if you only work a few hours a day or a week, a part-time job can make a big difference in your bank account. <sep> (A) Talk to your accountant or check to see how much you can get. [substeps] Another way to earn extra cash is to volunteer to work on a cleaning machine. (B) [substeps] If you know you're going to need to get into a job in accounting, you could consider doing an internship. Getting a part-time job isn't an option. (C) This may be even better if you're already working for a while and already have your minimum savings lined up. [substeps] Take advantage of the opportunity to put down a few hundred dollars on expenses like food, car loans, and inventory. (D) Here are some examples of part-time jobs you could do : [substeps] Deliver pizza. If you have a reliable car and are a good driver, you can make extra money by delivering pizza.
D

[header] How to remove ice from a car [title] Use only a foam brush to remove snow. [step] The only tools you should ever use to remove snow from a car are tools specifically designed for this purpose. Other tools, such as a shovel, could potentially damage your car. <sep> (A) You should give your car a deep cleaning with a water-based cleaner, or just run your hands over it in the soapy water. [title] Rinse the snow off with a hose. (B) Purchase a foam brush at a hardware store or online. [title] Pull the snow from the vehicle in a straight line. (C) [title] Spread freezing ice or frozen snow on the windshield. [step] You don't want to spread ice or snow on windows, since this can freeze or even melt snow. (D) [substeps] Brake gloves and rubber gloves and a mask mask at all times are required to work with snow. If there is a specific area of your car where ice may fall, you should always use snow boots on it.

B