If a Clock Set to Greenwich Mean Time or Universal

If a clock set to Greenwich Mean Time or Universal Time is moved to a location where noon, according to the Sun, occurs at 4:30 P.M. clock time, what is the longitude of the clock?

A) 67.5°W
B) 67.5°E
C) 43.0°E
D) 43.0°W
E) 0.0° longitude