Which of these is the longest?

A. 0° Meridian

B. 180° E-W

C. 90° E

D. All are equal

Answer: Option D

Solution(By Examveda Team)

Latitude runs from 0° at the equator to 90°N or 90°S at the poles. Lines of latitude run in an east-west direction. Longitude runs from 0° at the prime meridian to 180° east or west, halfway around the globe. All are equal.