The steroid responsible for balance of water and electrolytes in our body is

Options

A. insulin
B. melatonin
C. testosterone
D. aldosterone

Explanation

Aldosterone acts at the renal tubules stimulating the reabsorpation of `Na^(+)` water and excretion of `K^(+)` and phosphate ion. Thus, it helps in maintenance of electroyles,body
Insulin is a peptide hormone, that plays an important role in maintain the normal blood glucose levels.
Testosterone is the male sex hormone,simulating male features like muscular growth, and growth of facial and axial hair, aggressiveness, low pitch of voice etc. and spermatogenesis
Melationin hormone has a very important role in regulating 24 hours (diurnal) rhythm of our body.