The answer is A. The Ribbon is a UI component which was presented by Microsoft in Microsoft Office 2007. It is situated underneath the Quick Access Toolbar and the Title Bar. It includes seven tabs; Home, Insert, Page design, References, Mailing, Review and View. Every tab has particular gatherings of related summons.
Answer:
barcode reader is the correct answer
Answer: Between Layers 2 and 3
Explanation:
In between Layer 2 and Layer 3 the MPLS header is present and is known as Shim header. It is also said to be in 2.5.
