Language Processors
In analyzing the compilation of PL/I program, the term "Lexical analysis" is associated with

recognition of basic elements and creation of uniform symbols
recognition of basic syntactic constructs through reductions
use of macro processor to produce more optimal assembly code
creation of more optional matrix

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

many functions do not have to be implemented twice
more flexibility is available to the programmer in which he/she may use all the features of the assembler in conjunction with macros
All of these
Functions are combined and it is not necessary to create intermediate files as output from the macro processor and input to the assembler

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Language Processors
The function(s) of the Storage Assignment is/are:

to assign storage to literals, and to ensure that the storage is allocated and appropriate locations are initialized
to assign storage to all variables referenced in the source program
All of these
to assign storage to all temporary locations that are necessary for intermediate results

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