Members of the United States House of Representatives Committee on Veterans Affairs are concerned about the quality of services at hospitals run by the Department of Veterans Affairs. Which of the following is an action the committee can take to address the problem?

(A) Holding a hearing and subpoenaing high-level officials in the Department of Veterans Affairs to testify
(B) Impounding funding for veterans hospitals until problems are resolved
(C) Placing a referendum on the ballot in each state to increase health-care funding for veterans
(D) Appointing a new secretary of the Department of Veterans Affairs