下列不会导致收单行强制特约商户退出的行为是（）。
A.出租POS设备
B.出借POS设备
C.出售POS设备
D.新增POS设备
参考答案：D
The boy, _____ leg was injured in the football match, was only 11 years old.
A．which
B．whose
C．who
D．whom
