Match the Sources, Labelled A

Match the sources, labelled a. through i, with the hormones. (Options may be used more than once or not at all.)
-T₃

A) alpha cells of islets of Langerhans in the pancreas
B) beta cells of islets of Langerhans in the pancreas
C) anterior pituitary
D) hypothalamus
E) adrenal cortex
F) adrenal medulla
G) parathyroid gland
H) thyroid gland
I) skin