Plz help Read the original and improved research questions.

Original: What is the relationship between natural resources and the Industrial Revolution?

Improved: How did coal contribute to the Industrial Revolution in Pittsburgh in the 1880s?

Which of the basic question words helped improve this research question? Select four options.

how
what
when
where
why

Put the events of the cuban missile crisis in the correct sequence

How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.

Why did river valleys most farming impact the lives of neolithic peoples?