Solved by verified expert:First paragraph：the beginning paragraph includes the the statement : reliable source of food and lower quality.first point: poverty cause low-quality food. poor people are more likely to buy low quality food.second point : less attention to diet structure and diet safety is a big problem.third point：public health officials controls the possible solutions. The government can control the food safety problems.700 words.just need 4 paragraphs includes a beginning paragraph and three paragraphs ( one paragraph cover one point) . At least 3 reference in MLA style.
