The Mormons' interest in genealogy stems from a belief as to family relationships being intented to remain eternal.
(A) a belief as to family relationships being intented to remain eternal
(B) beliefs that family relationship are intended that they be
(C) a belief that family relationships are intended to be
(D) their believing that family relationships intend to remain
(E) beliefs in family relationships intended to be
the answer is C
but i would like to ask why E is incorrect??