Final answer:
Nylon is the most likely fiber to be trilobal among the given options.
Step-by-step explanation:
Trilobal fibers are synthetic fibers that have a three-lobe cross-section, giving them a triangular appearance when viewed under a microscope. The most likely fiber to be trilobal among the options given is nylon. Nylon is a type of polyamide synthetic fiber and is commonly used in various applications, including ropes, clothing, and carpets. The triangular shape of trilobal fibers enhances their characteristics, such as luster, bulkiness, and color reflection.
Learn more about Trilobal fibers