The coffee company Hallow Bucks has designed a training program that is intended to foster the customer relations skill of its employees in coffee shops. To examine whether the program is effective or not, the company has asked the coffee shop managers to observe the sales of their coffee shops before and after the training program. To the companies satisfaction, most of the managers reported that sales of their coffee shops had been increased after the training program. As a result, the company has concluded that the training program was effective in terms of developing customer relations skill of its employees. Among the four levels of training evaluation proposed by Kirkpatrick, which level of evaluation did this company has implemented? Level 4: Results Level 3: Behavior Level 1: Reaction Level 2: Learning Next