A small business owner has 200 staff members that occupy two floors of a building. The owner wants to reduce the network infrastructure costs without losing too much network resiliency and scalability. Which option meets these requirements?
A. Combine core and distribution layers into one layer and keep all other layers.
B. Combine access and distribution layers into one layer and keep all other layers.
C. Combine access and core layers into one layer and keeping all other layers.
D. Exclude access and distribution layer switches and connect everything to redundant core switches.
A. is correct. Also called collapsed Core