Pleaseee answer number 9 I’m having trouble ❤️

Which of the following is a way the operating system prevents unknown or unauthorized users from accessing the system?

Chloe is building a kiosk-based excel application. she wants to make some modifications to the screen elements in order to keep users from being distracted by parts of the application that are irrelevant to her application. she turns to henry for guidance as she knows he built a similar solution earlier this year. chloe has decided to hide the worksheet gridlines and the vertical scroll bar. what does henry tell her to use to do this? a) screen elements dialog boxb) display options dialog boxc) customization dialog boxd) excel options dialog box

When working with a team you should always do the following, except? question 3 options: be dependable and trustworthy be sensitive to others feelings do your fair share critique members of the group