What new uses for steel were developed at
this time?

although the railroads were the biggest consumers of steel there were other uses including barbed wire, and farm machines. it also made new construction methods possible including steel cables for the brooklyn bridge and steel frames for the first skyscrapers.

must repent and believe in god.

or the book

journey across time - chapter 10 "the rise of christianity"

i am not 100% positive but i think it is is b. both are non-partisan jobs

i am pretty sure that members of congress have term limits, can be impeached, and are nominated through direct popular vote.