Reply #6: I elaborated in the post.

[Truth2Tell]

"Certain constituencies" means those ideological groupings consistent with the values on which he based his campaign.

"the BEST" is an objective judgment. I just explained some of the criteria I think he should use to define "the BEST". You have also explained the ones you would use. I'm guessing you will use those same criteria to rationalize his more right-leaning picks. And we will likely continue to disagree.