What are similarities between all of the scientists mentioned in the reading?

I’m stuck on this question cuz i’m stupid sksksksk

Select the correct answer. what does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms

Unlike mendel's pea plants,humans can have a variety of heights,not just tall or short.what does this mean for human height? a.height is controlled by one gene b.height is controlled by more than one c.height is not genetic d.height is solely determined by whether or not you eat your vegetables