Figure 1 shows an arrangement of three meshed gears.
Each gear turns around a fixed axle.

Gear A is turned through two complete revolutions per second.
Which of the following describes the motion of gear C?
speed: 1 revolution per second; direction of rotation: same as A
speed: 1 revolution per second; direction of rotation: opposite to A
speed: 4 revolutions per second; direction of rotation: same as A
speed: 4 revolutions per second; direction of rotation: opposite to A