Westward bound pioneers traveled in what type of wagon

Which of the following was an economic reason for the united states to declare war on spain in 1898?

Rick is a toddler with an easy temperament and active nature. people are often seen stopping to talk to him in supermarkets and parks where his mother takes him in the evenings because he smiles willingly at other children and adults. this aspect of rick’s behavior most likely reflects a(n) active genotype–environment interaction suppressive genotype-environment interaction passive genotype–environment interaction evocative genotype–environment interaction

This was an act of continental congress which initially organized the first united states territory and was to be the basis for governing how the united states would expand westward.