Not including all the terms but this is right.
The others are just thrown in there somewhere.
vena cava
right atrium
right ventricle
Pulmonary aretery
Left ventricle
left atrium
Airtic valve
Aorta
B. Inhumane & D. A criminal act
Histamines are chemicals that your body makes up to help get rid of something that’s bothering you. in relation to allergies, histamines help you get rid of by coughing, sneezing, itching, etc.
C. Phobias are irrational fears about something. They are "irrational" because a person may fear something that would not logically pose any real threat or harm, such as fearing small spaces (claustrophobia) like elevators because one might feel like they are suffocating, even though elevators obviously do not cause people to suffocate.