The internal energy of an incompressible fluid depends upon its
The internal energy of an incompressible fluid depends upon its Correct Answer Temperature
$$dU = CvdT - \left$$ Since in case of incompressible fluid$$\eqalign{ & dV = 0 \cr & \Rightarrow dU = {C_V}dT \cr} $$
So, internal energy is a function of temperature only.