Parables are described as a short story that is intended to deliver a moral lesson or message for the audience. These types of narratives are usually simple, brief, and straightforward narratives with a clear lesson to be understood by the readers. Parables employ human characters to depict the daily life situations contrary to fables which involve animals or creatures, etc. Such narratives are quite fascinating that keeps the interest of the readers intact. Thus, the statement that best describes a parable apart from the other features and as per the given options would be '<em><u>a story that contains a moral.'</u></em>
Equity theory is based on the idea that individuals are motivated by fairness, and if they identify inequities in the input or output ratios of themselves and their referent group, they will seek to adjust their input to reach their perceived equity.