My brother was told that he ( ) go to meet them at the airport

My brother was told that he ( ) go to meet them at the airport.
A、need not to
B、needed not to
C、need not
D、didn't need
【正确答案】：C
【题目解析】：考核need 做情态动词的使用，句子含义是他被告知，不必去机场接他们。