单选题

在JavaScript中，页面中显示当天日期“今天是2013年9月1日”，下列选项正确的是( )

Question

A. var today; today=new Date( ); document.write("今天是"+today.getYear( )+"年"         +(today.getMonth( )+1)+"月"+today.getDay( )+"日");

B. var today;  today=new Date( ); document.write("今天是"+today.getFullYear( )+"年"         +(today.getMonth( )+1)+"月"+today.getDay( )+"日");

C. var today; Today=new Day( ); document.write("今天是"+today.getFullYear( )+"年"         +(today.getMonth( )+1)+"月"+today.getDate( )+"日");

D. var today; today=new Date( ); document.write("今天是"+today.getFullYear( )+"年"         +(today.getMonth( )+1)+"月"+today.getDate( )+"日");