Erik ten Hag has insisted that one Manchester United star has been “really proactive” and “really confident” after praising the “huge improvement” that he has made at Old Trafford. The Manchester United manager’s future remains shrouded in mystery amid an underwhelming season, with Erik ten Hag facing immense pressure. Ten Hag’s men are all but certain to finish outside of the Premier League top four and a return to the Champions League next season has become a faded dream. The 54-year-old Dutchman will be hopeful of ending the season on a high note after reaching back-to-back FA Cup finals du…