[Solved] A latent fingerprint is a fingerprint made by the deposit of oils and/or perspiration that is visible to the naked eye. Trickle-down Theories: Theories suggesting that trends, behaviors, or innovations initiated by higher socioeconomic groups gradually spread to lower socioeconomic groups. Trickle-down Theory: An economic hypothesis that argues benefits for the wealthy will "trickle down" to everyone else, improving the economy as a whole. Reward-rejection: A psychological response where an individual rejects a reward, possibly due to feeling it is unearned or fearing its implications. Coding: Coding involves translating and structuring data or instructions into a form that is understandable by computers and software systems to perform specific tasks.