What does this icon mean? Plz hurry it’s for a school quiz

Pl i need the answer now ! which one of the following is considered a peripheral? a software b mouse c usb connector d motherboard

What are ways to switch windows in excel? check all that apply. on the status bar, click the windows button, and then click the file name. on the task bar, click to display the excel jump list, and then click the file name. on the view tab, in the window group, click switch windows, and then click the file name. on the review tab, in the viewing group, click files, and then click the file name.

Me ajude por favor , coloquei uma senha e não consigo tira-la no chorme