Most of the Extrasolar Planetary Systems Discovered to Date Are

Most of the extrasolar planetary systems discovered to date are

A) very similar to our own solar system with inner rocky terrestrial planets and outer gaseous Jovian planets
B) similar to our solar system in having inner rocky terrestrial planets but different in having no Jovian planets
C) identical to our own with the same number and types of planets as our own solar system
D) quite different than our own solar system, many with Jovian planets found close to their parent stars