Please help me i have a screenshot

Is it ok to use a does red wine clean the inside of a computer true or false

If you're using an existing powerpoint presentation that will receive new slides based on a word outline, select the a. slide that will appear after the new slides. b. first slide in the presentation. c. slide that will appear before the new slides. d. last slide in the presentation.

Which boolean operator enables you to exclude a search term? a} not b} and c} or d} plus