23. 下列對於動態排程的敘述，何者錯誤? (A)動態排程主要是透過編譯器來重新安排指令以減少暫停的時間 (B)非依序執行(out of order execution)可能曾産生WAR(Write After Read)危障 (C)非依序執行(out of order execution)可能會産生WAW(Write After Write)危障 (D)動態排程可能會產生不精確例外(imprecise exception)