If Future Exploration of the Moons of Jupiter and Saturn

If future exploration of the moons of Jupiter and Saturn discover primitive life-forms, it would imply a ________ probability of finding an advanced civilization somewhere else in the Milky
Way because ________.

A) higher; it shows that life can exist in environments that are very different from those found on Earth
B) higher; it would show that life can survive travel through space after leaving Earth
C) much lower; primitive life-forms have nothing to do with the existence of advanced civilizations
D) decreased; it would show that primitive life-forms outside Earth cannot evolve into more complex species
E) decreased; it would show that primitive life-forms are far more common than advanced ones