$1-$In which module of a spoken dialogue system is the technique known as "pattern instantiation"typically used?

Select one:

a$.$ In the speech recognizer

b$.$ In the natural language processing module

c$.$ In the dialogue management module

d$.$ In the natural language generation module

$2-$Which of the following is not a type of error in an automatic speech recognition system?

Select one:

A$.$ Insertion

b$.$ Erased

c$.$ Substitution

d$.$ All of the above are types of errors in a recognition system.