The following questions are relevant to assignment A2. Suppose that KEYWORD is the macro that defines the list of keywords correctly. 1. Given the following test input file and the regular expressions in the lex file, what are the values of id and keyword? BEGIN x1 END YYINITIAL"\"quotedstring++) YYINITIAL[a-zA-Z] [a-zA-Z0-9]*id++) YYINITIAL KEWORD) (keyword++ YYINITIAL [O-9num++ YINITIAL>" /*+" {yybegin(comment ) ; } "*"yybegin (YYINITIAL); Irln 0