its usualy the first person to call a meeting which was mario,he does have a big part to play in tasks also,then thers the shopping list which he sometimes has big part to play,he dominate the dr when hes in ther with others,talks first,over talks people,hardly ever agrees with anything unless its his idea.mario realy co-operates with other hms too,he could have been the archityple alpha however he went about it totaly the wrong way and lost the majority of the hms respect