Even if many more people in the world excluded meat from their diet, world hunger would not thereby be significantly reduced. Which one of the following, if true, most calls into question the claim above? ['Often people go hungry because they live in remote barren areas where there is no efficient distribution for emergency food relief.', 'Hunger often results from natural disasters like typhoons or hurricanes, which sweep away everything in their path.', 'Both herds and crops are susceptible to devastating viral and other diseases.', 'The amount of land needed to produce enough meat to feed one person for a week can grow enough grain to feed more than ten people for a week.']