SAT Question e56b66e5: Words In Context answer and explanation

English - Words In Context - Fill In Blank Single Word
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Set in a world where science fiction tropes exist as everyday realities, Charles Yu’s 2010 novel How to Live Safely in a Science Fictional Universe traces a time traveler’s quest to find his father. Because the journey at the novel’s center is so ______, with the protagonist ricocheting chaotically across time, the reader often wonders whether the pair will ever be reunited.
240
Difficulty:Medium
Which choice completes the text with the most logical and precise word or phrase?