Karliah, being a fairy, was pretty self sufficiant once she was potty trained. put down a fairy house and she can feed herself and go to bed whenever she needed to
the triplets aged up, and were somewhat of a disappointment. and still cant eat the ambrosia.
to triplets AGAIN... Sheogorath, Namira, and Nocturnal.
there are no other chances. an heir MUST be chosen from these 5 remaining.