以下启动运行docker容器的命令正确的是：
Adocker run -itd -p 80:80 httpd
Bdocker run -d httpd -it bash
Cdocker exec -it 564ad0adf37bash
Ddocker attach -it 564ad0adf37
Adocker run -itd -p 80:80 httpd
Bdocker run -d httpd -it bash
Cdocker exec -it 564ad0adf37bash
Ddocker attach -it 564ad0adf37