In the United States, all members of the X Institute are opposed to human consumption of genetically modified foods, and company Y, which specializes in producing genetically modified corn, believes that all genetically modified foods are safe and encourages people to eat with confidence. Some university professors also serve as company leadership. Assuming the above statement is true, which of the following must be true? ['Some university professors are academicians of the American X Institute.', 'Some academicians support human consumption of genetically modified foods.', 'Some university professors support people to eat genetically modified food.', 'Some university professors do not support people to eat genetically modified food.']