The answer would "B"
Hemorrhage is the medical term for significant and potentially life threatening bleeding, which is usually not something particularly common as a sporting injury.
Arthritis is actually prevented by constant sporting activities and is more degeneration as a result of old age.
Not practicing hand washing or immunizations.
Peripheral perfusion has to do with <span>the delivery of blood to peripheral tissues, that is, in the extremities of the body, such as feet and hands. </span>
Answer: D) changes in schooling
Explanation: Changes in schooling does not necessarily have to change the parent-adolescent relationship.
Hope this helps! :)