A Connective Tissue disease is a group of a rare diseases that cause abnormal growth of the body's connective tissue. There's your answer hope this helped! :)
~ShadowKitty
Answer:
Focus more on themselves now that they know their children have became financially successful, and do things like take vacations to places around the world they have never been too, or change there career to something more pertaining to there likings, and conversant about what on there minds, or grow a home garden to fill that void of boredom.
Explanation:
The answer is D. All of the above.
Answer: Hypersensitivity reaction is a condition in which the normally protective immune system has a harmful effect on the body. It involves harmful immune response following sensitization and subsequent antigen contact. Type IV such as contact dermatitis reactions are delayed and cell-mediated and are the only hypersensitivity reaction that involves sensitized T lymphocytes rather than antibodies.