【名词&注释】
粉煤灰(fly ash)、适用范围(scope of application)、语法错误(syntactic error)、杂填土(miscellaneous fill)、活性氧化硅
[单选题]以下存在语法错误的OPEN语句是哪一条?
A. OPEN(8) B. OPEN(8,FORM=‘UNFORMATTED') C. OPEN(8,ACCESS=‘DIRECT') D. OPEN(8,FILE=‘AA')