第2单元，查看MySQL中支持的存储引擎语句是（）

A.SHOW ENGINES;和SHOW VARIABLES LIKE "have%";

B.SHOW VARIABLES;和SHOW VARIABLES LIKE "have%";

C.SHOW ENGINES;和SHOW ENGINES LIKE "have%";

D.SHOW ENGINES;和SHOW VARIABLES from "have%";

正确答案：SHOW ENGINES;和SHOW VARIABLES LIKE "have%";