Might the relationship between height and weight actually be due to the influence of early nutrition on both variables? " this class member has stumbled onto what issue associated with correlations?

I do not have an answer for the second question, for i think there must have been answer choices for it. But i found a sight that may help you with the first question...

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5331555/

I hope this helps you^-^

answer; /// i believe its the cochlea;

answerkingdom is the largest cateagory