What are the purpose of committees in Congress?(1 point)%0D%0AResponses%0D%0A%0D%0Aoverride presidential vetoes%0D%0Aoverride presidential vetoes%0D%0A%0D%0Afoster relationships between states%0D%0Afoster relationships between states%0D%0A%0D%0Astudy on specific subjects%0D%0Astudy on specific subjects%0D%0A%0D%0Aaide presidential appointments