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． obscurity: necessity
B． stoicism: generosity
C． ferocity: insubordination
D． complexity: tangency
E． difficulty: simplicity

A． prelate
B． paterfamilias
C． mountebank
D． valet
E． creditor