Risky/dangerous/hazardous
He means that African American have every right eat what Americans eat, so drink what they drink, do what they do and so on
Dark horse candidates were likely to emerge as a result of charisma. a dark horse candidate is often unknown, or unheralded before an election, and often arise out of nowhere to take the lead. they are often people of unexceptional charisma and luck as well.
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