Explanation:
-Brain
-Heart
-Lungs
I said and answered this because for me these 3 is important more than the other organs firstly of the most is brain because brain helps us to Feel, To think, and to sense etc.,second the Heart this helps us to keep us alive by filtering and making us blood that our body needs and lastly Lungs it helps us to get and filter air to support the blood making and that's all hope this helps u.
