solve both the questions

Grading comment: You are programming in a language that adheres to the given grammar, where n is any integer. STIT*s TOUIUt+TIU-T Uson Q7.1 1 Point Grading comment: You attempt to run the program"5.3 + 2". At what stage will there be an error, if any? Choice 1 of 4: Lexer Choice 2 of 4: Parser Choice 3 of 4: Interpreter Choice 4 of 4: There will be no error Save Answer Q7.2 1 Point Grading comment: You attempt to run the program "* 3". At what stage will there be an error, if any? Choice 1 of 4: Lexer Choice 2 of 4: Parser Choice 3 of 4: Interpreter Choice 4 of 4: There will be no error