This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to write a cover letter for an engineering job
Choose the job you want to apply for.
It is important to choose to apply to a job that you feel comfortable with. When searching for jobs, make sure that the skills you have match the ones they mention in the job description.

Pick from: A. Make sure that you know what the company is looking for when planning out the candidates. For example, if you have a skill that you think will suit a technical job, don't apply for it when you're applying for an engineering job. B. For example, an engineer might not want to apply to a technical university if he didn't have any experience in the field of electrical engineering. Tailor your cover letter to show you have specialized experience. C. Being confident when applying for a job can be sensed by your employer when reading your resume, cover letter, or interview meeting, and thus increases your chances of being offered the position. Conduct research about the company you are applying for. D. If you are applying for a technical job, you might read examples of the technical experience available in the field. Companies often list jobs within the job description for which they have specific qualifications.
The answer is:
C.