BBC pundit and former Sunderland defender Gary Bennett has urged the club to cash in on one player, if a £12million offer is made. Sunderland enter a crucial summer transfer window with several players like to fetch transfer interest, potentially with some big fees too. The likes of Jack Clarke and Anthony Patterson are in transfer headlines right now with both players wanted by other clubs. Clarke could go on to net the Black Cats upwards of £20million following his standout 2023/24 season. Patterson meanwhile is being linked with an £8million move to Sheffield United. Other names may well co…