The answer would be "Mike and Maria's political beliefs don't always match exactly with their two sisters' opinions."
THE TELEPHONE
Taking the riddle into consideration, “ring” here describes the sound a telephone makes when a call comes through.
Gertrude Stein, patron of the arts, was a voluble conversationalist when artists and writers visited her Paris apartment in the 1920s and 1930s.
Form google dict., voluble means <em></em><span><em>Speaking or spoken incessantly and fluently.</em></span>