在Oracle数据库中，对于以下SQL查询： select INITCAP('I am Aion, I come from Guangzhou') default_1 from dual; 查询的结果是:（A） A、I Am Aion, I Come From Guangzhou B、I am Aion, I Come From Guangzhou C、I Am Aion, I come from Guangzhou D、I am Aion, I come from Guangzhou