The correct answer would be choice C (Magnesium)
•Hope this helps!•
ANSWER:
Swimming is a great workout because you need to move your whole body against the resistance of the water. Swimming is a good all-round activity because it: keeps your heart rate up but takes some of the impact stress off your body. builds endurance, muscle strength and cardiovascular fitness.
<span>Sleep disturbances interfere with the persistence of memories</span>