The rings of Neptune
A) were confirmed by the Voyager 2 in 1989.
B) number five, with three narrow, two more diffuse.
C) all lie within Neptune's Roche Limit.
D) often appear as clumpy ring arcs, rather than complete and symmetrical.
E) All of these are correct.
Question 2
Why is Titan considered so interesting?
What will be an ideal response?