The Orbit in London, England, is the world's tallest tube slide. It is as tall as a 25-story building. From the base, _. which is the ground level, an elevator carries people up to the top. What does "base" mean in this passage?

A. a structure with many floors.

B. the height of something.

C. a place that people visit.

D. the bottom of something.​

Read the excerpt from the dark game: true spy stories from invisible ink to cia moles. yet, by the time robert e. lee surrendered to ulysses grant at appomattox, virginia, some four years later, about 620,000 soldiers had died on the battlefields, more than american battle deaths in all other wars from the revolution through the vietnam war. what is the author’s primary purpose for including this detail? to inform readers about the differences between three military conflicts to persuade readers of the seriousness of the american civil war to entertain readers with tales from behind the lines of battle to encourage readers to visit battlegrounds in appomattox, virginia

Iback to my office after i saw the rain.

Which information from the expert best supports the inference that certain video games resulted from issues related to national security?