Climate change has affected coffee planting, and the coffee crisis is brewing. Changes in temperature and precipitation will reduce the yield and quality of coffee, increasing pressure on pests and diseases. Studies show that an average temperature rise of 2 ° C will increase disease (coffee leaf rust) and pests (coffee) Tiger Tian Niu). In fact, most of the possible solutions are either expensive or have negative consequences. Therefore, more economical and feasible solutions need to be studied. Which of the following, if true, would best support the above argument? ['If their existing coffee crops are destroyed, producers may be forced to return to grow crops of lower economic value.', 'The economic effect of coffee is significant, and it is possible to increase funding for the construction of shading systems or extensive control of pests and diseases.', 'Intercropping of bananas and coffee beans, using banana plants to provide the extra funds and shade needed to grow coffee beans.', 'Farmers can still grow coffee on higher mountains even if the temperature is warming, but it may affect forest vegetation.']