Located on top of the kidneys, the adrenal glands release adrenaline and during times of emotional arousal. cortisol oxytocin testosterone thimerosal

The correct answer is- cortisol

Explanation:

During the time of the emotional arousal adrenal gland releases adrenaline and cortisol. Cortisol is considered as primary stress hormone and it helps in increasing the level of blood glucose at the time of stress. It also increases the availability of those substances which are helpful in repairing the body tissue.

Adrenaline with cortisol helps in generating the fight and flight response during the time of emotional arousal or stress. Cortisol also helps in regulating the metabolism of the body. So the correct answer is cortisol.

the answer is; comparing the frequency of collisions with and without the device

this makes the anti-collision system an independent variable and the collisions a dependent variable. if there are fewer collisions with an anti-collision system that without, then it can be stated that the system is a success. essentially, collisions under an anti-collision system are compared with the frequency of collisions by cars with the human drivers.