Asking questions when something is unclear is part of what

An atom of element a has 73 protons. what would the element's atomic number be?

Which action allowed farming to be expand into west texas? a inventing a new plow b developing dry farming c increasing demand for cotton worldwide d declining of the cattle ranching industry

How does désir represent the diversity of europe today? how did the 1400s and 1500s affect the religious diversity of europe? how might cultural diversity in a place like germany affect everyday life? what are two reasons some europeans might find immigration to be an advantage? what are two reasons some might find it to be a disadvantage? why do you think languages and culture spread more easily in europe now than in the past?