<prompt> H.parainfluenzae requires which of the following factorsOnly Factor XOnly Factor VBoth factor X and VNone of the above  <response>: H.influenzae, H.haemolyticus, and H.aegyptius: requires both factor X and VH.parainfluenzae, H.parahaemolyticus, and H.paraphrophilus: Requires only factor VH.aphrophilus: Doesnt require both factorsRef: Ananthanarayan 9th edition, p328 