Why Is the Star Zeta Leporis, in Lepus the Hare

Why is the star Zeta Leporis, in Lepus the Hare, an object of particular interest?

A) Zeta Leporis is still in the nebular stage; it is only a few hundred million years old.
B) Zeta Leporis appears to have an Earthlike planet.
C) Zeta Leporis is believed to have passed near the Sun early in the history of the solar system, causing gravitational disruptions that affect the orbits of the asteroids.
D) Zeta Leporis appears to have an asteroid belt of its own.