Hemingway's （）are those who survive in the process of seeking to

Hemingway's （）are those who survive in the process of seeking to master the code with the honesty, the discipline, and the restraint.
A、soldiers
B、patriots
C、pioneers
D、code heroes
【正确答案】：D
【题目解析】：海明威塑造的硬汉形象是那些遵循“Grace Under Pressure”在生活压力下保持自尊，用诚实、纪律和自我约束，掌握生存法则从而存活下来的人。