There are more than 130 infant formula manufacturers in China, while there are only 4 companies in the United States. In contrast, the number of infant formula children in the United States eating formula is much higher than in China. "Imagine if there were only 4 companies producing formula Enterprises will cherish their brand value and continuously strengthen their awareness of food safety. Any possible food safety risks are intolerable by the enterprises themselves. It is unthinkable that problems such as melamine occur. ". Which of the following, if true, would most weaken this view? ? ['There are too many companies producing infant formula in our country, and brand value is not important to companies, so these companies dare to add melamine to milk powder.', 'There are more than 90 manufacturers of infant formula in a country, and most of them have not detected melamine in their formula.', 'A company is a well-known manufacturer of dairy products in China. Its brand value is very high, but melamine was found in the dairy products it produced.', 'A company is a well-known manufacturer of infant formula in the United States, and found melamine in a brand of formula that they produced.']