English idioms

My daughter Teresa (21) graduated from college in May of this year. Prior to her graduation, she sent out resumes and lined up several interviews. As the interviews progressed, a handful of companies became interested in her, which created a dilemma: What if she had a certain company in mind that she really wanted to work for and another company made an offer? Should she delay accepting the offer while she waited to see if the company she wanted to work for would make an offer?