Gina and chen are both managers at cpa4u, a large accounting firm. each has a very different management style. gina is very outgoing and constantly checking on her subordinates to see if there is any way she can them to complete their projects. she also brings in fresh flowers for the lunchroom weekly and always remembers everyone's birthday. chen is much more introverted and communicates with his subordinates mainly through email, and he has his subordinates submit daily reports on their progress toward the weekly goals he has assigned them. which type of leader is chen?