Personalityis,tolargeextent,inherent--A-typeparentsu...
问题详情： Personalityis,tolargeextent,inherent--A-typeparentsusuallybringaboutA-typeoffspring.Buttheenvironmentmustalsohaveaprofoundeffect,sinceifcompetitionisimportanttotheparents,itislikelytobec...