By James Cormack Manchester United have some atoning to do for whatever that was they served up at Crystal Palace on Monday night. In truth, the dysfunction that was on display at Selhurst Park was a microcosm of what’s been a hugely disappointing 2023/24 campaign for the Red Devils. The writing may well be on the wall for Erik ten Hag no matter how the rest of the season plays out, but Sunday’s game feels like a huge one for the Dutchman nonetheless. United must offer some response against title hopefuls Arsenal. Ten Hag is once again short-handed thanks to a litany of injuries, and here are …