Task: Text Completion
Input (English): He removes more tiles from the box to places them on the wet cement, making sure they are properly aligned with each other. he <sep> (A) continues placing the tiles to fill in all the gaps until the entire room is fully covered with the white tiles. (B) then wets the cement and places it in buckets of water to put on the completed floor. (C) then takes a piece of paper with a logo or address on it and a list of the tiles. (D) places part of a brick in each one.
Output (English): A