问题

The project ____ Wang Lin’s life is one of the many government programmes ____ improving the situation for the poorest people in China [ ]
A: that saved; aiming at
B: which has saved; aimed at
C: which had saved; aimed at
D: that had saved; aiming at
B: which has saved; aimed at
C: which had saved; aimed at
D: that had saved; aiming at
正确答案是: