We trust you will look ______ the matter without delay upon rece

We trust you will look ______ the matter without delay upon receiving the data concerning thedamage.
A、on
B、upon
C、in
D、into
【正确答案】：D
【题目解析】：句意：我方相信，一旦收到有关损坏的数据后你方会立即调查这个事情。look into表示“调查”。