Which of the following best explains why the iron in the following passage (Paragraph 7) is 'warm to the touch?
"It had gone again. And when he looked back through the window, he saw that his own world had gone with it. In that flash, everything had
changed. The snow was there as it had been a moment before, but not piled now on roots or stretching flat over lawns and fields. There were no
roofs, there were no fields. There were only trees. Will was looking over a great white foresta forest of massive trees, sturdy as towers and
ancient as rock. They were bare of leaves, clad only in the deep snow that lay untouched along every branch, each smallest twig. They were
everywhere. They began so close to the house that he was looking out through the topmost branches of the nearest tree, could have reached
out and shaken them if he had dared to open the window. All around him the trees stretched to the flat horizon of the valley. The only break in
that white world of branches was away over to the south, where the Thames ran; he could see the bend in the river marked like a single stilled
wave in this white ocean of forest, and the shape of it looked as though the river were wider than it should have been
Will gazed and gazed, and when at last he stirred he found that he was clutching the smooth iron circle threaded on to his belt. The iron was
warm to his touch."
A. Will holds it all the time to help in stressful situations, so it is often warm from his hand,
B. The iron had been left out in the sun for hours when Will touches it
C. It has magical energy that might have caused Will to come to the strange world
D. The iron was given to Will by a sorcerer in the strange world