Clothes Store Sent a Manager to Visit the L

Clothes Store sent a manager to visit the L.L.Bean warehouse to determine how the warehouse employees are able to pick and package merchandise three times as fast as Clothes Store's workers. By comparing the work performed by the warehouses' workers with the retailer's employees, Clothes Store was able to improve its own operation. Clothes Store engaged in

A) capacity planning.
B) product rejuvenation.
C) benchmarking.
D) product renewal.