RUBEN AMORIM has dismissed criticism from Manchester United greats Gary Neville and Wayne Rooney over his 3-4-2-1 system. After United’s 3-1 defeat at Brentford, Rooney said he had “no faith” in Amorim while Neville described the decision to throw on Mason Mount on the left wing as “ridiculous”. Neville also branded United’s form “unacceptable”. Several…