Which of the following represents the correct pathway of the circulatory system?

• A
  Right ventricle $\rightarrow$ Pulmonary artery $\rightarrow$ Lungs $\rightarrow$ Pulmonary vein $\rightarrow$ Left atrium
• B
  Right atrium $\rightarrow$ Left ventricle $\rightarrow$ Aorta $\rightarrow$ Tissues $\rightarrow$ Veins $\rightarrow$ Right atrium
• C
  Left atrium $\rightarrow$ Left ventricle $\rightarrow$ Pulmonary artery $\rightarrow$ Tissues $\rightarrow$ Veins $\rightarrow$ Right atrium
• D
  Left atrium $\rightarrow$ Left ventricle $\rightarrow$ Aorta $\rightarrow$ Arteries $\rightarrow$ Tissues $\rightarrow$ Veins $\rightarrow$ Right atrium