Which hormone is known as the emergency hormone in our body?

The correct option is B Adrenaline Hormones
Adrenaline hormone is also called as emergency hormone. It is secreted by the adrenal medulla during stress condition. It allows the body to response quickly during emergency or stress condition. It increases the heart rate, increases the blood pressure, dilates the pupil, dilates the blood vessels, increases the metabolic rate.

Thus, the correct answer is 'Adrenaline hormones.'