Answer:
Explanation:
here you go gaylord, hope this helps
The correct answer is option D. "Companies replaced hand-operated brakes with air brakes on trains". The development of air brakes on trains was a significant improvement of railroad safety. Air brakes function much more faster than hand-operated brakes, because hand-operated brakes required that the brakemen turned the brakes in one car and jump to the next to set the brakes on, and so on.
Answer:
The purposes of the Hunger Games are to provide entertainment for the Capitol and to remind the districts of the Capitol's power and lack of remorse, forgetfulness, and forgiveness for the failed rebellion of the current competitors' ancestors.
Explanation:
Answer is B. The answers is B
