Answer:
He learned that it is necessary to make preparations before taking any government decision, it is necessary to be strategic, especially in military campaigns.
Step-by-step explanation:
Mehmat had already caused a strong decline in the Ottoman empire, due to unprepared and poorly planned missions. However, he learned from his mistakes and took a different stand when he ascended the throne again. Mehmat, learned to make strategies, to think before making decisions, to establish a plan and to delimit all the steps, mainly in military campaigns.