<prompt> Which of the following has drum stick appearance?C. bifermentansC perfringensC tetaniC difficile  <response>: Option 1, 2, 3, 4 Location of spores: Most of the clostridia bear a sub-terminal spores except: - C. tetani: Produces spherical and terminal spore drum stick appearance. Refer to the image given below. - C. teium: Produces oval and terminal spore tennis racket appearance - C. bifermentans: Produces central and oval spore. 