Allegory. Nature.
Theme. The need for each individual to avoid conformity and false consistency, and follow their own instincts and ideas.
Metaphor. "The eye was placed where one ray should fall, that it might testify of that particular ray.
Allusion.
Point of View.
Simile.
Imagery.
Irony.
If you are trying to shorten that, it can be written like this; "My parents and the vet told me about different types of dogs."
Answer:
close friend
Explanation:
You feel more comfortable with them