Whaat was the first sound recording machine

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

Which statement is true of web-based social media? a. they allow consumers to interact with and update content. b. they cannot be updated easily, as compared to print media. c. they are expensive to produce and maintain, as compared to print and television. d. they can exist independent of the internet.

Ican’t open these when it’s just a comment. someone pls explain why this is happening