Which two men developed the steam engine?

Duplicating objects creates copies that a. move differently than the original object b. erase the original object c. look and act like the original object d. add events to a game

What are listed in the vertical columns across the top of the event editor? a. file names b. conditions c. check marks d. action types

In the context of the box model, what is the difference between a margin and a padding? a. a padding lies outside a box border, while a margin lies inside it. b. a padding lies inside a box border, while a margin lies outside it. c. a padding can be adjusted independently, while a margin depends on the size of its box. d. a padding depends on the size of its box, while a margin can be adjusted independently.