He wrote to me last week regarding a business ______ he thought might interest me.
A、implication
B、indication
C、proposition
D、explanation
【正确答案】：C
【题目解析】：句意为：他上周写信给我，提出一项他认为我会感兴趣的提案。proposition 建议，提议（尤指业务上的）；implication 含义，可能的影响；indication 表明；explanation 解释，说明。
