The total electric flux, leaving spherical surface of radius 1 cm, and surrounding an electric dipole is

$\frac{q}{\epsilon_0}$ $\frac{2q}{\epsilon_0}$ Zero $\frac{q}{2\epsilon_0}$

Zero

$ \phi = \frac{Q_{enclosed}}{\epsilon_0} = 0$ Since $q_{enclosed} = q-q = 0$