Why might a researcher interested in historical methods use a comparative approach? O A. Traditional historical methods are limited to a single case.
O B. Multiple cases allow for greater depth of study.
© C. Comparative methods are more generalizable.
O D. Comparative methods can use computer-aided analysis.

the correct answer is anaphylaxis.

anaphylaxis is a condition caused by insect bites, foods, medications, manifested by tongue swelling, shortness of breath, vomiting, low blood pressure. it sometimes may occur without an obvious reason. it is treated with epinephrine injection.other tretments include antihistamines and steroids,

answer; synapse; i believe this is correct,plz check first good luck;