Janet wants to allocate a very important advertising account to one of her writers. First she studied each writers work load, then she deliberate the sales data of the products for the last three campaigns of each writer, then she revised each writer's annual review to familiarize herself with their goals. Finally she provided the account to Paula, a very original, effectual writer who has had high sales results with her last three clients' products. Explain what is Janet's management style is based on?