Which of the following BEST describes dynamic data masking? $($Select two.$)$

It can be used to control which users can see : the actual data.

It replaces original information with a mask that mimics the original in form and function.

It is good to use when making copies of a database for testing.

Original data is made irretrievable through reverse$-$engineering.

It is helpful for data at rest in a database and can be specified by field or column.