It appears Leader X called for a massacre of his own people, the extent of which is so unimaginable it constituted
what many historians call the worst genocide in humankind.
A so unimaginable it constituted
B so unimaginable as to constitute
C unimaginable enough so that it constitutes
D unimaginable enough so as to constitute
E so unimaginable that it has constituted
"Start By Doing What Is Necessary ,Then What Is Possible & Suddenly You Will Realise That You Are Doing The Impossible"