Which detail from the passage supports the theme of alienation or isolation?

AThe stranger came early in February, one wintry day, through a biting wind and a driving snow. ****

BHe was standing with his back to her and staring out of the window at the falling snow in the yard.

CHe stamped and shook the snow from off himself in the bar, and followed Mrs. Hall into her guest parlour to strike his bargain.

DShe noticed that he wore big blue spectacles with sidelights, and had a bush side-whisker over his coat-collar that completely hid his cheeks and face.