Question

A _____ accompanies your résumé regardless of how the two are delivered.

Answer 1

the answer is a Cover letter

Step-by-step explanation:

A cover letter, covering letter, motivation letter, motivational letter or a letter of motivation is a letter of introduction attached to, or accompanying another document such as a résumé or a curriculum vitae.

Answer 2

The answer is a cover letter

A cover letter is a one page formal letter that accompanies your CV or resume when applying for a job. It introduces you to an organization, draws attention and motivates the reader to invite you for an interview.

You should consider writing an employer-centric cover letter that consist of a nice and professional introduction, body an closing.