Answer: Options A, B,C.
Explanation:
Non hemorrhagic fever diseases are caused by bacteria especially gram negative bacteria and these diseases are associated with fever.
Brucellosis is caused by brucella species which is gram negative present in unpasteurized diary products.
Rocky Mountain spotted fever is spread by tick bites which is a vector that carries Rickettsia bacteria.
Q fever is caused by Coxiella burnetii bacteria which affect ruminants and humans get infected by inhaling contaminated dusts.
These diseases can be treated with Doxycycline antibiotics.