[" 44.A rectangular block is "5cm times5cm],[times10cm" in size.The block is floating in "],[" water with "5cm" side vertical.If it "],[" floats with "10cm" side vertical,what "],[" change will occur in the level of "],[" water? "],[" a) No change "],[" b) It will rise "],[" c) It will fall "],[" d) It may rise or fall depending on "]