Alan everett is the president of united states is nominated 15 heads of the executive department that form his cabinet which official body must confirm in approve the appointment of allen’s 15 nominees?

The official body that must confirm the appointment of Allen's 15 nominees is the members of the federal judiciary that includes the Supreme Court and the Cabinet members.

Explanation:

the government paid religious orders to provide basic education to native american children on reservations. in the late 19th and early 20th centuries, the bureau of indian affairs (bia) founded additional boarding schools based on the assimilation model of the off-reservation carlisle indian industrial school.