The first blank is treasury secretary
US has most of its money invested in China and China will not let the US pay off its debt with them.
Alexander III of Macedon (Greek: Αλέξανδρος Γ΄ ὁ Μακεδών; 20/21 July 356 BC – 10/11 June 323 BC), commonly known as Alexander the Great
Answer:
The first transcontinental line was established in 1869. Eventually, railways lowered the cost of transporting many kinds of goods across great distances. ... Busy transport links increased the growth of cities. The transportation system helped to build an industrial economy on a national scale.
There main role used to be as nurses or cooks or easy jobs