Matching Pairs Selecting a Manageable Topic 3Online version As you saw in the video on Choosing a Manageable Research Topic, selecting broad topic is not always the best strategy. This exercise will present you with three versions of a research topic and you will be asked to match each example with the appropriate label ("Too Narrow", "Manageable", or "Too Broad".) To play, click one box from either column and then click on its correct match in the opposite column. by Maryellen Allen 1 Topic: Ethics of Johns Hopkins University harvesting umbilical cord blood for stem cells. 2 Topic: Federal funding for stem cell research 3 Topic: Ethical considerations of Federal funding of embryonic stem cell research. Manageable Too Narrow Too Broad