Robotic technology is used for servicing spacecrafts. one group of scientists used robotic technology to design this model of a mechanical arm which allows surgeons to use many instruments simultaneously.

The best answer is B)
Space technology helps improve life on Earth.

Many of the innovations developed by space programs had applicability beyond their original use. This is one such example, in which robotic technology used for servicing spaceships is helping to improve surgeries here on Earth. 

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