The New World crops that added the most calories to European diets and therefore positively impacted sustainable population numbers were "<span>b. Potatoes and maize," since these were the most abundant and had the most nutritional benefits. </span>
Because the Spanish brought over diseases which wiped out most of the Native American population.
The painting was created in response to the bombing of Guernica, a Basque country village in northern Spain. Hope this helps:)
The answer to the question is C. The House and the Senate. Hope this helps you.