单项选择题

若有以下说明,则对初值中字符a的引用方式为( )。
static struct

char ch;
double x;
char a();
c[2] [3]=

’a’,3.5,"bc",
’c’,4.5,"de",
’m’,8.6,"abc"
,
’d’,8.5,"ic",
’b’,5.5,"dc",
’n’,8.6,"anc’

A.ch
B.c[0][0].ch
C.c[1][1].ch
D.a[0]