A 16-Year-Old Female Is Diagnosed with Primary Amenorrhea

A 16-year-old female is diagnosed with primary amenorrhea. A pregnancy test is negative. Further testing reveals a normal TSH and an elevated prolactin level. Which test will the provider order next?

A) Clomiphene challenge test
B) Magnetic resonance imaging (MRI)
C) Progesterone challenge test
D) Serum dehydroepiandrosterone (DHEA)