In recent years, fewer households have been relying on traditional cable television to provide entertainment. Traditional cable television is sometimes called “pay TV.” According to an article in the Wall Street Journal, “The payTV decline comes as many U.S. households are turning to the internet for entertainment and canceling their traditional subscriptions, a phenomenon called cordcutting.” Is the decline in the number of cable television subscriptions likely the result of a movement along the demand curve for cable television or a shift in the demand curve? What information would you need to be confident in your answer?