It should be C
Brainliest if deserved
The phrase floating rib (Latin: costae fluctuantes) refers to the two lowermost, the eleventh and twelfth rib pairs; so-called because they are attached only to the vertebrae–and not to the sternum or cartilage of the sternum.
That statement is true
Our human brain is not designed to experience prolonged stress. In short term, stress does increase our adrenaline which help us became more alert and focused.
But prolonged exposure to it could cause some health risk such as increased blood pressure.
And by channeling our stress into coping strategies, it help us to manage it and decrease our adrenaline level