Walter Farms has already spent $12,400 to harvest vegetables. The vegetables can be sold as is for $223,200. Instead, the company could incur further processing costs of $119,040 and process the regetables into salsa. The resulting salsa can be sold for $312,480. The incremental income to sell the vegetables 'as is' is a. $89,280 higher than the income from processing further into salsa. b. $29,760 higher than the income from processing further into salsa. c. $89,280 lower than the income from processing further into salsa. d. $29,760 lower than the income from processing further into salsa. e. $17,360 higher than the income from processing further into salsa