What is the importance of duplicate management in Salesforce?

Answer options:

A.It allows the user to figure out that they are creating duplicate records
B.It improves existing data by linking more resources
C.It allows the transfer of data from one location to another
D.It analyzes data without organizing it

Correct Answer: A 
Duplicate management allows users to figure out that they are creating duplicate records.It helps to make sure that the system doesn’t have duplicates. This will help the users to have clean and trust-worthy data to access. 
Option B is incorrect because you don’t link more resources through duplicate management. 
Option C is incorrect because you don’t have the ability to transfer data from one location to another through data management 
Option D is incorrect because data management is not an analytical tool to analyze data. 
Reference: 

https://help.salesforce.com/articleView?id=duplicate_prevention_map_of_tasks.htm&type=5