[单选题]
16.31: The circuit shown has 4 identical lljgb.ec 7b3a2 ight bulbs c 2n.uc3egibs*7yhz -vd1z. 3fblzcx(onnected to an ideal battery. If bulb #2 were removed leaving an open circuit there, whzl.xyi 2e*7(hzu. n3fcvc-z sb31bd gat happens to the voltage across both bulb #1 and from Q to X?