The correct option is this: HANDS FLEXING INWARD.
Carpopedal spasm is a a medical condition in which the hands and the feet of the affected undergo involuntary muscle contraction. The condition is associated with tingling and cramping sensations. Although it always occur for a brief time, it can be severely painful. The condition usually occur in association with some diseases such as hypoparathyroidsm and hypocalcemia.
Prader–Willi syndrome (PWS) is a hereditary disorder because of loss of function of specific genes. Starting in childhood the individual converts continually hungry which often goes to obesity and type 2 diabetes. So the region of the brain would be best target is the hypothalamus. The hormones from the hypothalamus oversee physiologic purposes such as temperature, dehydration, starvation, sleep, attitude, and the discharge of other hormones within the body.
The coefficient for Fe will be 6, because the left side Fr equals 6.
D. it is breathed out of the body by the lungs
It then enters the atmosphere and can be used by plants in photosynthesis to produce oxygen and glucose. Hope this helped :) if it did, please let me know by marking this answer as "brainliest!"