Ask your friends if they are doing something wrong with your friends and friends
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Answer: A) Bluetooth headset
<u>My work:</u> This is best because Bluetooth allows you to cummincate through the headset with holding your phone and it can be cordless.
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Answer:
Normalization is a technique in which database are designed and organizes tables in such manner that reduces dependency and redundancy of the data. It can divide larger tables into the smaller tables and used them using different relationships.
3rd form of normalization is defined as, the table whose non primary key field are dependent on the primary key only and have no dependence any other non key primary field in the tables.
4th form of normalization is defined as, is used in database normalization where they are a non trivial multi value dependency other than candidate key. It builds on the first,second and third normal forms and the Boyce Codd Normal Form.