In what country do the lines of 20°N latitude, 0° longitude cross?

Interesting question by the way. you might experience a little nervous shaking here and there but not to apparent.

Geographic information system
global positioning system
one has the word information, the other has the word positioning

After spending all that time on the research then by all means modify the hypothesis or aim by reporting such. for example the findings did not bring forth what was expected but brought about different yet interesting findings worth exploring so the hypothesis is changed to reflect this new findings.

i may be way off but.