Read the following paragraph to choose the most appropriate answer. In a post flood rehabilitation program, a student leader in DUCSU is assigning oral saline making duty to volunteer students for each day, Monday through Friday, during a single week, Exactly five volunteers Julia, Kalam, Lina, Meena, and Nargis--- are available. The student leader must assign exactly two volunteers to work each day of that week according to the following conditions. Each of the volunteers must at least once. None of the volunteers can work on three consecutive days. Kalam must work on Monday. Meena must work on Thursday and on Friday. Julia cannot work on any day on which Kalam works. If Julia is assigned to work whenever and only when Meena is assigned to work, which of the following could be true?