निम्नलिखित में से कौन सा सिद्धांत इस धारणा पर आधारित है कि जोखिम के प्रति व्यक्तिगत दृष्टिकोण भिन्न हो सकता है?

Which one of the following criteria is not used for decision making under uncertainty?

A decision maker must choose between two operational plans: Plan X: Guarantees a performance level that meets 90% of the target. Plan Y: Offers a 60% chance of exceeding the target by 20% and a 40% chance of falling short by 10%. Assuming the decision maker is risk-neutral and decides solely based on the expected outcome, which plan should be preferred?