The Emperor Justinian I can be linked to the monastery of St. Catherine at Mt. Sinai. Saint Catherine's Monastery is located in Egypt, on the Sinai Penninsula, and was founded by Justinian I, a Byzantine emperor. The monastery is part of the Eastern Orthodox Church, and was built in honor of Catherine of Alexandria, a famous martyr.
Answer: Higher resolutions mean that there are more pixels per inch (PPI), resulting in more pixel information and creating a high-quality, crisp image.