What Is the Constraint for Node 2 in the Following $\le$

question 42

Multiple Choice

What is the constraint for node 2 in the following maximal flow problem?

• A)X₁₂ -X₂₃ -X₂₄ = 0
• B)X₁₂ + X₂₃ + X₂₄ = 0
• C)X₁₂ \(\le\) 4
• D)X₁₂ + X₁₃ - X₂₃ = 0

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Definitions:

SA Node

The sinoatrial node, a group of cells in the heart that regulates the heart's rhythm by generating electrical impulses.

Cardiac Conduction

The process by which electrical impulses are generated and transmitted throughout the heart muscle, leading to heart contraction and blood circulation.

Right Atrium

The right atrium is one of the four chambers of the heart, receiving deoxygenated blood from the body and pumping it into the right ventricle.

Blood Pressure

The pressure exerted by circulating blood upon the walls of blood vessels, often measured for health assessment.