The advantage(s) of incorporating the macro processor into pass 1 is(are):

• A. many functions do not have to be implemented twice.
• B. Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.
• C. more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.
• D. all of the above