Answer fast.

1) ((false))because luminous means producing own light .. and stone does not produce its own light..

2)((true)) because it gives out or emit light of their own.

3)((false)) The size of the shadow formed depends on the angle of incidence of the light beam falling on it.

4)((true)) because muscular energy is acting on the object.

the correct answer is "hematoma formation, with ligaments that are stretched, partially, of fully torn" ankle sprain are produced by an injury to the tough bands of tissue (ligaments) that surround and connect the bones of the leg to the foot. this causes several damage to the ankle including hematoma formation and ligament injury .

the correct answer is c.