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 Input:
[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.

Ex Output:
A


Ex Input:
A police officer is riding a horse down the street very slowly. many bystanders <sep> (A) cheer as he gets closer. (B) are walking by, cars are passing and casually moving along. (C) are standing up nearby. (D) join in to help him, and several other cars come along.

Ex Output:
B


Ex Input:
There men have chairs and are sitting int he subway way making some music. one of them <sep> (A) is tapping the other guy and the bighe player and go tug tupew on the subway. (B) is wearing earphones and begins dj singing. (C) is playing guitar and two of them are playing the violin. (D) put their face in a book and they're playing " bach symphony orchestra ".

Ex Output:

C