While $\_\_\_\_\_\_\_\_\_\_$are the fastest growing racial minority group in the United States; $\_\_\_\_\_\_\_\_\_\_$are the fastest growing and youngest U$.$S$.$ born segment of the population.

a$.$ Hispanic$/$Latinx Americans; Native Americans

b$.$ Asian Americans; Black Americans

c$.$ Asian Americans; Hispanic$/$Latinx Americans

d$.$ Native Americans; Black Americans