Which of the following options best describes the differences between Label Based AccessControl (LBAC) and Row and Colum

[answerhappygod]

Which of the following options best describes the differences between Label Based AccessControl (LBAC) and Row and Column Access Control (RCAC)?

A. RCAC is a fixed label security model designed for the US government while LBAC is a general purpose security model best suited for commercial customers.
B. RCAC returns the data based on what is being asked (data centric), while LBAC returns data based on who is asking what (user centric). Users with DATAACCESS authority are exempt from the Row and Column Access Control rules.
C. LBAC allows you to protect access only to rows, while RCAC allows you to protect both rows and columns.
D. With RCAC users do not get an error when accessing protected data, while with LBAC users can get an error if they don't have the necessary credentials to access a LBAC protected column.