By Amber Murray After reporting a set of results far ahead of analysts’ expectations for the third quarter, Marks and Spencer is set for a bumper Christmas period as its turnaround continues to bear fruit. Its food division is particularly well-placed to deliver, with sales already up more than seven per cent in the third quarter. M&S’ food division has historically performed particularly well during Christmas as its festive range of ready-to-eat goods and easy bakes pull in shoppers across the country. “With the run up to Christmas now in full effect, M&S has gathered momentum at just the rig…