Final answer:
Native American professionals have worse outcomes regarding infant mortality compared to African American professionals.
Step-by-step explanation:
When comparing health outcomes among professionals from different ethnic groups, we find that African American business executives, doctors, and lawyers tend to have worse outcomes with respect to infant mortality than their professional counterparts from other ethnic backgrounds. Given the provided options, the correct answer would be that Native American professionals have worse outcomes in terms of infant mortality compared to African American professionals. This is corroborated by multiple sources indicating higher heart disease, diabetes, and infant mortality rates among both African Americans and Native Americans than White Americans, though it emphasizes the particularly severe challenges faced by Native Americans in these health domains.