10. 如【圖1】所示之電晶體放大器,VCC = 10.7V 、 β =100、VBE = 0.7V 、RB = 200k Ω、RE = 2k Ω,請問下列何者錯誤?(A) I C =2.5mA (B) IB =25μA (C)VO =2.5V (D)VCB =5V