Placeholders can be inserted into a custom slide layout

The following is an example of a ________ citation in MLA style. Jackson, G.S. "The Advantages of Social Network Sites." Chron. Houston Chronicle, 5 July 2012. Web. 8 November 2015

A) web page B) book C) magazine article D) journal

All of the following are file formats that are supported by PowerPoint Web Apps EXCEPT:

A) .ppsm B) .odb C) .ppam D) .pptx