【单选题】

The stage was set for simmering hostility between the two sects, and the breakdown in ------- relations was hastened by the high-handed attitude of those 1 who had lost many of their ancestral privileges and lands.
A．(A) intemperate

B．(B) exogamous
C．(C) consanguineous
D．(D) amicable
E．(E) idiosyncratic