Of the following, the expression "（ ）" is NOT a stylistic featur

Of the following, the expression "（ ）" is NOT a stylistic feature of idioms.
A、slang
B、alliteration
C、colloquialisms
D、literary expressions
【正确答案】：B
【题目解析】：本题考查习语的文体色彩。习语的文体色彩包括：口语词 (Colloquialisms)、俚语 (Slang) 和书面表达式 (Literary expressions)。B选项alliteration头韵不属于习语的文体色彩。故选B。