Final answer:
The Byzantine Emperor Justinian oversaw a legal code and the church called Hagia Sophia, which means 'Holy Wisdom' in Greek. Hagia Sophia was a grand church constructed in Constantinople and became a central point in the city known for its impressive architecture and decorations. It acted as a symbol of Justinian's piety and influence as a ruler.
Step-by-step explanation:
The Byzantine Emperor Justinian oversaw a legal code and a church called Hagia Sophia. Hagia Sophia, which means 'Holy Wisdom' in Greek, was a grand church constructed in Constantinople during Justinian's reign. It became a central point in the city and was known for its impressive architecture, including a commanding size, a large central dome, and decorated columns. It acted as a symbol of Justinian's piety and influence as a ruler.