The Julian Calendar introduced by Julius Caesar was the calendar that most countries used in the West for a long time. But the Julian calendar erred because it introduces an error of 1 day every 128 years. So that, in every 128 years the tropical year shifts one day backward. Who rectified this error and created the modern calendar?

The Julian Calendar introduced by Julius Caesar was the calendar that

1.	The Julian Calendar introduced by Julius Caesar was the calendar that most countries used in the West for a long time. But the Julian calendar erred because it introduces an error of 1 day every 128 years. So that, in every 128 years the tropical year shifts one day backward. Who rectified this error and created the modern calendar?
A.	Confucius
B.	King Vikramaditya
C.	Mahavira
D.	Pope Gregory XIII
Answer» E.