"I enjoy running, hiking, baking and biking" is an example of Parallelism.
Parallelism, rhetorically means balancing two or more ideas or arguments which are equally important. To identify if a sentence is parallel or not we can see if the elements on the both of the side of coordinating conjunctions and correlative conjunctions are grammatically the same.
There can be many examples of the parallelism, and here are some of the famous ones:
"That's one small step for man, one giant leap for mankind" - by Neil Armstrong
"Give a man a fish and you feed him for a day; teach a man to fish and feed him for a lifetime."
In English grammar, parallel structure or parallelism is accurately called as the repetition of the same grammatical form in two or more parts of a sentence. For example : I like to jog, bake, paint and watch movies.
To learn more about coordinating conjunctions here
https://brainly.com/question/11860695
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