Which hormone is known as the emergency hormone?

Blood pressure is regulated by which of the following glands?

Which of the following regulates blood pressure and heart rate?

Consider the following statements regarding the function of adrenal medullary hormones:
$A.$ It causes pupillary constriction.
$B.$ It is a hyperglycemic hormone.
$C.$ It causes piloerection.
$D.$ It increases the strength of heart contraction.
Choose the correct answer from the options given below.

Statement-$1$: Cortisol hormone helps in erythropoiesis.
Statement-$2$: Cortisol hormone increases $\text{BMR}$.

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