Which statement best describes an appropriate opening for an unsolicited cover letter? O If you are unsure whether a position exists, use a more persuasive opening. O Avoid mentioning the company by name so that you can send your cover letter to numerous companies. O Be vague about the type of position you're seeking so that you might be considered for a variety of jobs. O Make cover letters for unsolicited jobs longer than those for solicited jobs because you will have to provide information about yourself