Answer:
A ~ Superior Vena Cava
B ~ Superior Node
C ~ Pulmonary Veins
D ~ Right Atrium
E ~ Tricuspid Valve
F ~ Left Ventricle
G ~ Interior Vena Cava
H ~ Septum
I ~ Right Ventricle
J ~ Mitral Valve
K ~ Pulmonary Valve
L ~ Left Atrium
M ~ Pulmonary Veins
N ~ Pulmonary Artery
O ~ Aorta
Step-by-step explanation: