Arrange the Following Structures in the Correct Order as Blood

Arrange the following structures in the correct order as blood would pass through them.
1.left atrium
2) pulmonary arteries
3) systemic veins
4) right ventricle
5) right atrium
6) pulmonary veins

A) 4,6,2,3,1,5
B) 3,5,4,2,6,1
C) 2,6,4,5,3,1
D) 1,5,6,2,3,4
E) 6,1,5,4,2,3