Manchester United are now seriously considering making a move to sign one centre-back target this summer, but he’ll be costly. Of all the positions Manchester United need to strengthen this summer, arguably there is none as important as centre-back and now one option is being seriously considered. READ MORE: Fabrizio Romano names the four positions he’s convinced Man Utd will sign players this summerThis has already seen interest in several options with Jean-Clair Todibo being the most recent as Ineos looks set for a legal battle to open the door for that move. Now though, it’s been reported t…