Which of the following is not true about the slide master?

Which of the following is not true about the slide master?
 
  A) While you are working on the slide master, all of the other PowerPoint tools are available.
  B) When you have completed your work with the slide master, it is very important that you close Slide Master view before you begin to populate your presentation with information.
  C) The slide master contains layouts for the template.
  D) The slide master is a special template presentation that details fonts, placement of footers, background colors, and other characteristics for the presentation.