Discuss which of three conceptual models of division-repeated subtraction, partition, and missing factor-best corresponds to the problems in parts (a) through (c). More than one model may fit. (a) Preston owes $3850 on his car. If his payments are $275 a month, how many months will Preston make car payments? Select each of the conceptual models of division that corresponds to this problem. A. Partition B. Repeated subtraction C. Missing factor (b) An estate of $90,000 is to be split among five heirs. How much can each heir expect to inherit? Select each of the conceptual models of division that corresponds to this problem. A. Missing factor B. Repeated subtraction C. Partition (c) Anita was given a grant of $360 to cover expenses on her trip. She expects that it will cost her $60 a day. How many days can she plan to be gone? Select each of the conceptual models of division that corresponds to this problem. A. Partition B. Repeated subtraction C. Missing factor