Rina has just completed some coursework in Excel application writing and wants to begin developing her own macros to share more widely. She knows that she has to learn more about digital signatures in order to make her plan a reality.


What phrase could Rina use to best describe a digital signature?
A. a merit badge
B. an indication of value
C. an invitation to collaborate
D. a seal of approval

Which scholars explained the roles of the public and private sectors by comparing it to maneuvering a boat?

Aregion home to ancient civilization

Which examples are relevant sources for students to use in research? check all that apply. a journal entry written by a professor who is considered an expert a report written by an independent government source a presentation by a company that includes paid information a document published by a renowned organization a scientific paper put out by a non-profit organization a blog whose author tries to sell a product or service