Layers of defense are used to provide?

Question

Question: Layers of defense are used to provide?

Options:

1.  A basis for the design based threat.
2.  justification for funding expenditures for new technology.
3.  defensive barriers to channel hostile vehicles toward active barriers.
4.  Multiple opportunities to detect and defeat an aggressor.

Answer 1

4. Multiple opportunities to detect and defeat an aggressor

Layers of defense are used to provide multiple opportunities to detect and defeat an aggressor.