关于定语从句中the way的疑问

关于定语从句中the way的疑问
what surprised me was not what he said but ____he said it
A the way B in the way that C in the way Dthe way which
选择A 我想问的是the way (that) he said it.that在定语从句中不是应该做成分么 请问做了什么成分 实在是理解不了 he said it 不是完整的句子么看不出缺少了什么成分