根据国内标准，血红蛋白测定值符合下列哪项时可诊断为贫血

A．成年男性低于130g/L

B．成年女性低于110g/L

C．妊娠期低于105g/L

D．初生儿至3个月低于150g/L

Related to the theme, characterization and plot of Bernard Shaw’s plays, what are the main features