You are attempting to estimate the resources required to put the server racks together in the new data center you are building. It has occurred to you that you may be able to compress the schedule if you look at using power tools vs. hand tools to build the racks and use individuals who have worked on this brand of rack in the past. This is an example of what type of resource estimating tool?
A. Top Down Estimating
B. Bottom Up Estimating
C. Alternative Analysis
D. Published Estimating Data