What is the main cause for global wind patterns?

1) currents in the ocean affect the air above it

2) unequal heating of different parts of Earth

3) differences in elevation different landmasses

4) greenhouse gases

(please no guessing)

Error analysis: what might be the reason that some of your percentages didn't exactly match your predicted results? gametes aren't responsible for inheritance. mice don't have large litters, so the sample size was not large enough. the wrong type of mice were used.