The organization has been ( ) the protection of environment si

The organization has been ( ) the protection of environment since its founding.
A、committed to
B、loyal to
C、given to
D、appoited to
【正确答案】：A
【题目解析】：be appointed to 被制定/任命，be committed to 致力于；be loyal to 忠诚于。be given toi倾向于。。。句子含义是从它成立起，这个组织的致力于环境保护。