Corticoids are the hormones, which are secreted by

When an animal is angry and wants to fight; the hormone that is secreted is

A steroid hormone which regulates glucose metabolism is

If $‘X’$ is a hormone which controls the carbohydrate metabolism in the body and $‘Y’$ is a hormone which controls  the secretion of $‘X’$, then $'X’$ and $‘Y’$ are

$I.$ The adrenal cortex secretes many hormones called corticoids     $II.$ Corticoids involved in carbohydrate metabolism are called glucocorticoids      $III.$ Cortisol is main glucocorticoids   $IV.$ Aldosterone is the main mineralocorticoids

Select the correct combination from the given options

Assertion : Our body secretes adrenaline in intense cold.
Reason : Adrenaline raises metabolic rate