Answer:
b. parallelism
Step-by-step explanation:
In English, parallelism is known to be defined as two or more phrases or clauses found in a sentence which possess similar grammatical structure. It usually provides clarity and balance.
A look at the sentence, you will discover that "run, jump, swim, throw" are all in the same grammatical structure.
If it was written as: "I can running, jump, swim and throw better than any of my opponent" that will very wrong because they will not be in the same grammatical structure.
Parallelism also refers to the repetition of a similar grammatical form in two or more parts of a sentence. It serves to give sentences a pattern and rhythm.