A major progressive business reform that President Taft enacted was the "<span>breaking up large monopolies", since these monopolies were seen as being highly detrimental to the economy. </span>
D.tragedies is the answer
The expansion of the railroads in the late 1800s was instrumental in helping the US economy boom. It did this in two ways. First, the railroads created a tremendous amount of demand for goods and labor on their own. As the railroads were being built, they needed huge numbers of people to build them.
Explanation:
The colorado river formed the grand canyon
hope it helps:)
