A.) Valves, that’s the right answer
Total servings of grapefruit it would take to provide most of the daily requirements of Vitamin C is: <span>3 servings
One serving of grapefruit provide around 31 mg of vitamin C.
If the required daily intake is 75 mg, eating 3 serving of grapefruits (which will give you around 93 mg of vitamin C) is enough to fulfill the daily requirement.</span>
A concussion, as found on Google, is a "temporary unconsciousness caused by a blow to the head.", which means a really hard hit to the head, and then a knock out or a blackout
Some symptoms that are usually associated with a concussion can be but are not limited to: headaches, memory loss (if severe), nausea, vomiting, slurred speech, confusion, and fatigue. There can also be sleep disturbances, sensitivity to any type of change, such as air or light, and disorders of the 5 senses (sound, sight, touch, smell, and taste).
A health footprint is, I️t can be seen as the impact of the actions and decisions made by individuals, groups and government have on the health of individuals and communities around the world.