From the data below, Why do the average costs curves and marginal cost curve demonstrate a U-shape?

Orange Juice Project: OJI Hectares (Hal Total Trees fruit Yield (kg) Orange Juice Output (L) 176000 3S2cco 132 ocoo lcoo 17ccco 792coo 242ccoo Hectares (Ha) Total Fixed Cost 771, cco 771, coo 771,coo 771, coo 771,coo 771,coo 771, coo 771, coo 771, cco 771, coo Total Variable Cost 329, 120 384,912 385,088 515,240 680, 592 848, 232 6,828, 272 Total Cost Average Fixed Cost Average Variable C Average Total Cc Marginal Cost 1, ICO,120 1, 1 ss,912 1, 1 SS, 088 2, 32,992 7, 599,272 2.92 175 1.17 178 292 275 -017 oas s, 4E4,sco E, 072, coo E, 79, aco Total 1, Ico, 120 1, 1 SS, 088 1,286, 240 2, 32,992 3,873,880 114,280 "S, 688 1,272,712 1, 749, 760 2,831,808 2, 198, 120 (920,072)