A.
CREATE TABLE ReaderType( TypeID nchar(10) NULL, Typename nchar(10) NULL, MaxNum tinyint NULL, MaxDays tinyint NULL, )
B.
CREATE TABLE ReaderType( TypeID nchar(10) NULL, Typename nchar(10) NULL, MaxNum tinyint NULL, MaxDays tinyint NULL )
C.
CREATE TABLE ReaderType( TypeID nchar(10) Typename nchar(10) MaxNum tinyint MaxDays tinyint )
D.
CREATE TABLE ReaderType( TypeID nchar(10) NULL; Typename nchar(10) NULL; MaxNum tinyint NULL; MaxDays tinyint NULL )