When Determining the Cause of a Patient's Abnormal Uterine Bleeding

When determining the cause of a patient's abnormal uterine bleeding (AUB) , which diagnostics would the provider consider initially? (Select all that apply.)

A) Liver function tests
B) Serum level of human chorionic gonadotropin
C) Thyroid-stimulating hormone
D) Total and free testosterone
E) Cervical cultures