The correct answer to this open question is the following.
Although there are no options attached or further references, we can comment on the following.
I think some of the challenges facing those restoring the Hagia Sophia church in Turkey are the following.
First, the budget needed to continually restorative the impressive building. Next, the qualified persons to do it. They need specialists in engineering and art to do the kind of conservation needed.
For a monumental structure like Haga Sophia, it is required to have a high budget to do permanent maintenance works as a preventive measure, as well as to correct the problems caused by the pass of time such as erosion, cracks in the walls, humidity.
A reason could be that trading food wasn’t that popular at the time seeing that you only needed to grow food for your family
Allies considered alternatives to invading Japan. The U.S. had already lost several soldiers in
both the Western and Eastern Front. The
Japanese also threaten to kill POWs if America invades Japan. The Americans decided to use the atomic bomb
and this led to Japan’s surrender and the war’s end.
Pachacuti built a strong central government and also took his sons for training to Cuzco which ensured the loyalty.
<u>Explanation:</u>
Moreover, he also kept the local people as rulers which increased their loyalty towards him.
Local administrators were made to collaborate with regional level administrators who looked after justice, land, labour, etc. The regional rulers were told to report to the supreme Inca ruler.
Also, the heirs of the local rulers were kept as prisoners to ensure loyalty of their people.