What is modem?pls give me ans from. pic
pls explain

Where are american poets found in the dewey decimal system

Holly created a professional development plan to explore how she could advance from her entry-level position to the next step in her career. she has identified her current skills and the skills needed for the job she wants. what should she do now? a) ask a colleague for advice about work-life balance b) identify her areas for improvement c) plan a vacation before she begins her new job d) wait until a position opens before continuing her plan

What does a file extension tell you? a. what the file is about b. where the file is located c. what type of file it is d. who created the file