单选题 My work with leaders from all walks of life has ______ me that they were not born leaders—they are made.
A. advocated B. implied C. convinced D. illustrated

【正确答案】 C
【答案解析】[解析] (convinced使确信)。句意为：我同各行各业的领导在一起工作。我深信，他们不是天生的领导者，是后天形成的。A．advocated提倡；B．implied暗示；D．illustrated说明。