Fuller, as a Data engineer, works for a Healthcare organization named ContosoHealthOnline.com He’s working on Azure Synapse SQL tables which contain sensitive patient records required to be accessible only to doctors and healthcare staff. The other department members, like billing and hospital operations, should not be able to access the tables with sensitive attributes and records. 
Which kind of security should Fuller impose on SQL tables of the Azure Synapse analytics platform?

Answer options:

A.Column level security
B.Data Classification and Discovery
C.Row level security
D.Dynamic data masking

Correct Answer: A 

https://docs.microsoft.com/en-us/azure/synapse-analytics/sql-data-warehouse/column-level-security?context=/azure/synapse-analytics/context/context