A firm has 4 plans val produce widgets. Plants A, B, and C cain each produce too widgets per day. Plant D can produce 50 widgets per day, Each day. the widpets oroduced in the plants must be shipped to satisfy the demand of 3 customers Customer 1 requires 75 units per day, curstomer 2 reqiiles 100 units per day, sed custener 3 requires 175 units per day. The shipging costs for each posslble route are shown in the table below. The firm needs to satisfy ali demand each doy, but would the to minimize the sotal cosis. The firm's preblent folls wath which cossification? Multiple Cocke Transportation problem Astignment problem costbenestetrode-ont Transshioment problem Resource-aliocation