Which of the following descriptions about Amber Stevens is INCORRECT？A．Amber once sang bac

Which of the following descriptions about Amber Stevens is INCORRECT？

A．Amber once sang back-up for Gladys Knight.

B．Amber worked for ABC Family"s new series before her acting career.

C．Amber was once a singer and then became an actress.

D．Amber is regarded as an energetic and adorable girl.

请帮忙给出正确答案和分析，谢谢！