Answer:
B. In terms of how effective they have been
Step-by-step explanation:
Literary techniques can be defined as a deliberate and specific construction or use of language by authors, writers or speakers to create a special effect in their speech or write-up.
The main purpose of a literary technique is to convey more information and enable the readers or listeners have a deeper understanding of the piece.
Some examples of literary techniques used in a speech are simile, metaphor, allusion, alliteration, personification, foreshadowing etc.
An author is able to determine his use of literary technique by measuring how effective it is on the audience or listeners.
Hence, we should assess the use of literary techniques in a speech in terms of how effective they have been.