站日酸雨观测资料上传数据文件是指酸雨观测站每日进行酸雨采样，进行测量后的酸雨观测数据文件，其文件名为（）.

A.Z_CAWN_I_IIiii_yyyyMMddhhmmss_O_S_FTM.txt

B.Z_CAWN_I_IIiii_yyyyMMddhhmmss_O_AR_FTM.txt

C.Z_CAWN_I_IIiii_yyyyMMddhhmmss_O_AR_FAM.txt

D.Z_CAWN_I_IIiii_yyyyMMddhhmmss_O_S_FAM.txt