Don't panic if you do not have a clear direction by graduation. Many graduates clarify their interests through job experiences or further schooling. Once you've graduated, be open to change. In today's work climate, many adults find that their jobs change frequently during their lifespan, particularly during their first years following graduation, and some adults radically change their career direction. These changes may be positive or negative, by choice or necessity.
Psychology is a degree that encompasses many other areas of study.
You shouldn't have to work hard to sell your employer on your value.