Female sex hormone is

The correct option is B Estrogen

A. Estrogen is the female sex hormone secreted from ovarian follicles and stimulate the development of female secondary sex organs.

B. Androgen is a sexocorticoid produced by adrenal cortex. It stimulates the deposition of protein in muscles and nitrogen retention in males.

C. Insulin is secreted from the ββ-cells of islet of Langerhans and regulates blood glucose levels.

D. Adrenaline, also known as emergency hormone, is secreted from the adrenal medulla. This hormone is associated with maintenance of homeostasis in body and is secreted in response to any kind of stress or emergency in the body.

So, the correct answer is 'Estrogen'.