$1-$Ensuring that the sentences generated by the system are semantically correct is a task that is usually performed by:

Select one:

a$.$ Dialogue manager

b$.$ Natural language generator

c$.$ speech synthesizer

d$.$ None of the above is correct

$2-$Which of the following is not a natural language generation technique?

Select one:

a$.$ Deep generation

b$.$ Shallow generation

c$.$ Barge $-$ in

d$.$ All of the above are natural language generation techniques