Peer group analysis can be performed by

A) management choosing a set of firms that are similar in size or sales, or who compete in the same market.
B) using the average ratios of this peer group, which would then be used as the benchmark.
C) identifying firms in the same industry that are grouped by size, sales, and product lines in order to establish benchmark ratios.
D) Only a and b relate to peer group analysis.

Answer: D) Only a and b relate to peer group analysis.