The answer is
Mnemonic devices
Mnemonics enable us remember things more easily and often
refer to such internal strategies like reciting a rhythm or reciting the order
of colors of the rainbow. In cognitive psychology of memory, peg-word
method, keyword method, and the method of loci are discussed as formal mnemonic
techniques.
Explanation:
I think that you might have used it a lot or its just a glitch and will come back after some time.
It might be that your screen cracked.
But try re-booting if that does not work, wait and take off the battery.
The software application used to analyze an organization’s data to improve decision making is said to be Business intelligence software.
<h3>What is Business intelligence?</h3>
Business intelligence is known to be a kind of app that has been set up and it is known to have a set of data analysis applications that has been made to meet a lot of information needs.
Business intelligence are known to be a kind of procedural and technical input that takes , stores, and analyzes the data made by a company's activities.
Learn more about Business intelligence from
brainly.com/question/13339276
<span>The Answer is C. Right-click row 21's row number, and then click Insert.
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