温抗体型自身免疫性溶血性贫血患者血液中的自身抗体主要是以下哪种类型

A．IgA

B．IgG

C．IgM

D．IgE

E．IgD

根据下列程序的执行结果，可以断定划线部分的修饰符应为 【14】 。
执行结果：
i9a football is created.
a football is created.
i=10
a football is destroyed.
a football is created.
i=20
a football is destroyed.
a football is destroyed.
源程序：
# inelude＜iostream. h＞
class Footballpublic:
Football() cout＜＜"a football is created. "＜＜end1;
～Football() cout＜＜"a football is destroyed. "＜＜end1;
;
void func(int i) ______ Football f1;
Football f2;
cout＜＜"i= "＜＜i＜＜end1;void main() func(10);
func(20);