Matheus Cunha said he believes Michael Carrick deserves to be appointed manager of Manchester United and said he is bringing the magic of Sir Alex Ferguson ’s reign to the current squad. Cunha scored the opening goal in Sunday’s 3-2 win over Liverpool, which guaranteed United’s place in next season’s Champions League and took their record under Carrick to 10 victories and just two defeats in 14 games. The club are set to make a decision on Ruben Amorim’s permanent successor at the end of the season but Cunha has joined some of his teammates in giving Carrick his backing. He said: “I don't think it's in my hands. But what he did, he's full of confidence in the group. How he teaches everyone is amazing. I think he has the magic with like these Ferguson times, these kinds of things, then he comes and brings [it] to us.…