Arsenal, Manchester United, Chelsea and holders Liverpool have been handed opponents after the Carabao Cup third-round draw was conducted on Wednesday night. The seven Premier League teams in Europe this season automatically progressed to the third round. The 13 other clubs were involved in second-round games. Liverpool, who beat Chelsea 1-0 in last year’s final, will begin their defence against West Ham. Manchester City take on Watford at home, Arsenal welcome Bolton and Manchester United take on Barnsley. The third round of the Carabao Cup will be played across a fortnight in the weeks comme…