Basil i claimed that he commissioned the mosaic of the virgin and child enthroned in hagia sophia to replace the one that

Basil I claimed that he commissioned the mosaic of the virgin and child enthroned in Hagia Sophia to replace an original sixth-century mosaic that was destroyed during the Iconoclasm. The mosaic is believed to be a recreation of the original mosaic and bears an inscription that says the pious emperors Michael III and Basil I commissioned the mosaic when the original was destroyed.

It could be anything, recent improvements in technology/telecommunication/internet have increased the pace of globalization.generally, it has something to do with technology. globalization means that people around the world are brought together through technology which speeds things up. so maybe some of those options could be correct. : )