Which stress management technique combines physical exercises with breathing techniques?

Yoga is a stress management technique that combines physical exercises with breathing techniques. Yoga offers multiple benefits and attacks stress in many ways. Yoga combines breathing exercises, physical exercise, meditation, and stretching to effectively release the body and the mind from stress.

"a.) well–developed vascular system."

answer: accepted answer: aquatic animals use the oxygen dissolved in water to carry out respiration. since the amount of dissolved oxygen in water is low as compared to the amount of oxygen in the air, therefore the rate of breathing in aquatic animals is much faster than it is in terrestrial animals.

explanation: