Which of the following is not true about the development of railroads in the first half of the nineteenth century? a. the rocket inspired american inventors to turn their attention to railroads. b. railroad companies could never agree to use the same gauge - the space between the rails. c. americans even began talking of building a railroad all the way to the pacific ocean. d. railroad companies eventually replaced wooden railroad tracks with ones made of iron.

Which of the following most accurately describes china today

:) during the cold war, people were afraid of communists, both outside and inside the united states. the red scare and mccarthyism that grew out of these fears were damaging to the american way of life. during the mccarthy years, many of the freedoms guaranteed in the bill of rights were limited. write a paragraph explaining what lessons can be learned from the mccarthy era about what u.s. citizens need to protect in order to preserve the democratic political system and the american way of life.

What does the term “escalation” refer to?