instruction:
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". 
question:
A man holds a pair of boots while talking and showing dirty parts. then <sep> (A) , he ankle many large tiny cuts of wood on the floor. (B) , the man replaces some parts by cutting the shoes and cleanser. (C) , the man puts paste on the boots, then he puts the shoes on. (D) , the man put a clothe inside the boot and brush the shaft of the boot thoroughly.
answer:
D


question:
[header] How to become a journeyman electrician (us ) [title] Familiarize yourself with possible lines of work. [step] Journeymen electricians install electrical systems in homes and businesses. They inspect and repair wiring, transformers and circuit breakers. <sep> (A) As a journeyman electrician, you could work as an outside lineman or an inside wireman. Once you have worked as a journeyman for a period, you can eventually become a master electrician. (B) The specific skills required will vary according to the job and the area. [substeps] Apprenticeship law permits journeyman electricians to complete eight years of apprenticeship courses. (C) Whatever the position you do as a journeyman electrician, as long as you understand the skills necessary to work in a home and hire an electrician to work under your supervision, you're considered a professional. This is where your skills and training developed as an apprentice come in handy. (D) How you would start as a journeyman electrician can greatly impact your career in the future. [substeps] Begin practicing as soon as possible, and work your way up on the ladder.
answer:
A


question:
[header] How to operate a concrete compression machine [title] Before you even turn on the machine, make sure you have all of the materials you need in order make operating this machine and making calculations as easy as possible. Put on your safety goggles/glasses and your gloves before you proceed. [title] Draw a table on a piece of paper in order to record the readings off the display of the machine when the concrete specimen fails/cracks. <sep> (A) [title] Using an arrow and marker, mark the position of the graph and then write down the readings. [step] Write down as many measurements or other information needed as needed from the sheet of paper. (B) [title] Get a set of wheels in the appropriate size. [step] You can use any type of wheels that are appropriate for the size of the specimen you are working with. (C) [step] When you've drawn this sheet, transfer it to the machine of your choice. [title] Now that you've drawn this sheet, attach it to your display. (D) Calculate the diameter and area of each concrete specimen and record. [title] After making a complete table, turn on the machine.
answer:

D