The literary device used in these lines is Personification.
The personification is a figure of speech in which a thing is given human attributes. The non-human objects are portrayed in such a way that we feel they have the capacity to act like human beings. This device makes the piece more interesting to read and makes it more sensitive to the reader.
I believe it is Irony but I'm not completely sure.
Answer:
A person has a right to their own happiness, Simon thought. When he told this to his bosses Brenda and Nichole though, they both laughed and told him to get back to work.
Explanation: