创建一个序列 seq_auto,起点为 20，步长为 2，最大值为 100，序列到达最大值时刻循环，下面语句正确的是？
A.CREATE SEQUENCE seq_auto START WITH 20 INCRMENT BY 2 MAXVALUE 100; B.CREATE SEQUENCE seq_auto START WITH 20 MAXVALUE 100 INCRMENT BY 2 CYCLE; C.CREATE SEQUENCE seq_auto INCREMENT BY 2 START WITH 20 MAXVALUE 100 NOCYCLE; D.CREATE SEQUENCE seq_auto INCREMENT BY 20 START WITH 2 MAXVALUE 100 CYCLE;正确答案B
