Answer:

abc

Answer	Crossword Clue
ABC	2
ABC	Easy letters?
ABC	Regis' network

ABC	Start of a kindergarten tune
ABC	"All My Children" network
ABC	Basic letters
ABC	First network, alphabetically
ABC	TV broadcaster
ABC	Network
ABC	2 on the phone
ABC	3 letters on 2

ABC	2015 NBA Finals channel
ABC	Airer of "Scandal" and "HTGAWM"
ABC	Start of a kindergarten song
ABC	Rudiment
ABC	Easy as ..
ABC	Epitome of easiness
ABC	Regis's employer
ABC	"Ugly Betty's" home

ABC	"Men in Trees" net
ABC	Charles Gibson's net
ABC	"The View" airer
ABC	"Ugly Betty" airer
ABC	Home of The View
ABC	"Wipeout" network
ABC	Epitome of ease
ABC	Kimmel's network

ABC	"Wipeout" airer
ABC	Agatha Christie's "The ... Murders"
ABC	Easy threesome?
ABC	Standard of ease?
ABC	"Lost" broadcaster
ABC	Liquor-store chain
ABC	"Desperate Housewives" airer
ABC	Network owned by the Walt Disney Company

ABC	Exemplar of simplicity
ABC	Preschool group?
ABC	Kindergarten-song start
ABC	Phone-button threesome
ABC	TV network owned by Disney