by the chairperson as follows: (A) Three members from the law enforcement community. (B) Two members from groups that advocate for civil liberties or civil rights. (C) Two members from private industry. (D) Two members from the private security community. (f) Powers In order to carry out its duties under subsection (b), the Advisory Committee may— (1) hold such hearings, sit and act at such times and places, take such testimony, and receive such evidence as the Advisory Committee considers appropriate