The most logical combination would be to decrease the production of balls, and increase the production of nets, in order to achieve a market equilibrium that allows both products to be sold. For this it would be necessary to allocate more money to the production of nets, and to diminsh the cost referred to balls, until arriving at half of expense for each one.
The answer is Humid Continetial
I want to say that the answer is C seeing as it's the most logical one.
It was Narmer who was the first true king of Egypt, and managed to united both the North and South regions into a single unit, which lasted for quite some time.