Which of the equations suit this model?

1.	Which of the equations suit this model?
A.	\(\frac{\partial}{\partial t}\iiint_V\rho dV + \iint_s \rho \vec{V}.\vec{dS} = 0\)
B.	\(\frac{D}{Dt}\iiint_V\rho dV = 0\)
C.	\(\frac{\partial\rho}{\partial t}+\nabla.(\rho \vec{V})=0\)
D.	\(\frac{D\rho}{Dt}+\rho \nabla.\vec{V}=0\)
Answer» D.

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Which of the equations suit this model?

Which of the equations suit this model?

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