What could be moved to stop a hinged door from moving?\nOptions:\n- doorway\n- building\n- jamb\n- pantry\n- furnace
Let's think carefully first. Step-by-step reasoning process:
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A Jamb is the flat surface that runs vertically up either side of the door frame on to which a door is secured. Jamb could be moved to stop a hinged door from moving. So the final answer is jamb.
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