Answer: Option C

The question text for Q-45 is incomplete in the provided material. Based on the pattern of previous questions and the solution provided (C), this appears to be another Black-Scholes or option pricing related question. Without the complete question text, I cannot provide a detailed explanation of the specific calculation or concept being tested. However, given the context of the other questions, it likely involves option pricing, volatility, or related derivatives concepts.

Author: LeetQuiz Editorial Team