The two main factors:
1. Precipitation
2. Temperature
They have the same 32 they are diploid. Meiosis makes haploid cells so there would only be 16.
An increased rate of evaporation would allow the funnel to grow increasingly larger as the storm updraft takes in warm moist air at a more rapid rate. This would also increase the strength and speed of the tornado's winds. With that said, your best answer is D.