[Solved] In which situation does the use of keywords provide better results than a controlled vocabulary search? A) Finding standardized hierarchical lists that represent major subject concepts B) Searching full text or citation records C) Searching for a particular subject D) Searching for exact matches Histology: The study of the microscopic composition of tissues. Microscopic Composition: The arrangement and structure of cells and tissues as seen under a microscope, revealing details not observable to the naked eye. Tissues: Collections of similar cells and their extracellular matrix from the same origin that carry out a specific function. Atypical Nevus: A mole that appears unusual or different from common moles, sometimes posing a higher risk of melanoma.