Get me that option C asap commander. (But I wouldn't mind the D either as an extra, and I can get behind 'pink-girl gets over that lad and gets a gf to make him jealous only to actually make him really happy because now he can see 'girl friendship' x2 and support them like hell XD)
C. Those two has had their romance/relationship unbuilt upon from the moment it started and I really want it to finally go somewhere, even if that somewhere is just them acknowledging that the feelings exist.