Decide about the statement that the following text is a scientific text in style: "Actually, let's amend that a little and say that it's shaping up to be another big year."

Decide about the statement that the following text is a scientific text in style: "Based on field-experimental data from an extensive team-based leadership training program with 122 participating managers in the Danish healthcare sector, who are responsible for 590 frontline managers and more than 9,000 employees, this article demonstrates how leadership training has valuable effects on the participating managers and their frontline managers, whereas we find no evidence of effects among the employees."

Which source would you use as a scientific source?