One paragraph innovation that changed the world​

Answer the following question.what was one of maria theresa's successes as an absolute monarch? a. uniting the german states b. forcing frederick out of silesia c. strengthening royal power d. adding hungary to the hapsburg empire

What was america's response to the holocaust before the war? what could the us have done differently?

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.