Determine whether the given function is a polynomial function or rational function.State the degree, if it is a polynomial function. 
Definitions:
Behaviour
The actions or reactions of an individual, group, or system in response to external or internal stimuli.
Benchmarking
The process of comparing one's business processes and performance metrics to industry bests or best practices from other companies.
Employee Retention
Strategies and practices aimed at keeping employees satisfied and engaged to reduce turnover rates within an organization.
Participant Reaction
The immediate feedback or feelings of individuals after engaging in a training or educational activity, often used as an initial measure of the program's effectiveness.
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