A. Many sugar factories that are large consumers of sugarcane increase their production of sugarcane-based ethanol, yet their overall consumption of sugarcane decreased.
Feedback Option 2, 3 and 4 advocate means by which costs can be reduced. This would have a direct effect on profits, increasing them. Hence 1.
B. Rainfall in sugarcane-growing regions was higher than it had been during previous year, allowing the growers to save money on expensive artificial irrigation.
C. Sugarcane growers have saved money on wages by switching from paying labourers a daily wage to paying them by the amount harvested.
D. Many small sugarcane growers joined together to form an association of sugarcane producers and began to buy supplies at low group rates.