I'd suggest he uses 
LOOKUP Function. 
You can use the LOOKUP function when you need to look in a
single column or row and find a value from the same position in a corresponding
column or row. We have a much improved VLOOKUP that can also be used to search
one row or column or multiple rows and columns.
 
        
        
        
The Digital Revolution refers to the advancement of technology from analog electronic and mechanical devices to the digital technology available today. The era started to during the 1980s and is ongoing. ... The Digital Revolution is sometimes also called the Third Industrial Revolution.
        
             
        
        
        
Answer:
A. Student Name, Instructor, Course, Date
Explanation:
Begin one inch from the top of the first page and flush with the left margin. Type your name, your instructor's name, the course number, and the date on separate lines, using double spaces between each. Double space once more and center the title
 
        
             
        
        
        
<em>The answer is: your GPS unit cannot send signals to the satellite when it cannot reach it by line of sight.
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<em>GPS signals are based on frequencies that can be blocked by solid objects (like walls and roofs). A GPS device is using a series of satellites to detect and see where it is physically located. These frequencies are sent from these plates (satellites) and we cannot expect it to go through all kinds of barriers. When you use a GPS inside a building, a wide variety of physical barriers and potential interference sources make it difficult for the device to detect your location accurately.
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Answer:
Avoid sharing photos with anyone online.
Explanation:
People can track you down. Its not worth to be kidnapped. Stay safe.