Answer:
The IgE antibodies bind to mast cells. The allergen cross-links them. This triggers the mast cells to release powerful chemicals like histamines. Histamines cause the allergic symptoms like itching and runny nose. If you are allergic to pollen, your body will produce a large amount of allergen-specific IgE antibodies when you come in contact with pollen. The IgE antibodies bind to mast cells. The allergen cross-links them. This triggers the mast cells to release powerful chemicals like histamines.
Your answer is D. All the above
The answer is A. Transition
Divorce and changing schools is also considered a transitions.
An enviromental change could trigger a drug abuse for teens because it forced them to adapt (socialize with friends, etc)
If you are asking for a True or False answer the answer is False.