If your audience seems confused about a previous slide, what's the best way to jump back to a previous point in the presentation? a. clicking see all slides b. annotating with the pen or highlighter c. zooming into the slide d. using the laser pointer

We are looking at a “sum-scan” (a scan with addition as the operator).sum-scan has two variants. in an “exclusive sum-scan”, the output at each data element isthe sum of all the input elements that came before that element. in an “inclusive sum-scan”,the output at each data element is the sum of all the input elements up to?