[单选题]参与公司系统所承担通信工作的外来作业人员应熟悉《通信安规》，经考试合格，并经( )认可后，方可参加工作。
A.电力通信管理单位（部门）
B.电力通信运维单位（部门）
C.公司领导
D.安监部门

The key to a good interview is thorough preparation. If you have prepared yourself well, the interview will most likely run smoothly and you will present yourself confidently.
As soon as you are invited to attend an interview-or, better still, before you are called-start researching facts about the company. Probably, you will have done some research before sending in your letter of application. Now you need to identify additional information, such as the number of persons the company employs, specific fields in which it is involved, work for which it is particularly well known, its major products and services, places of branch offices, and the company’s involvement in community activities.
You also need to prepare for different questions an interview may test your readiness for the interview and the sincerity(诚意)of your application. You may be asked:
· Why do you want to join our organization7
· How do you think you can